BrainChildren Chemistry
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Antitussives: Halting the Coughing Reflex (Codeine, Dextromethorphan, Tessalon): Professor Dave Explains
Applications of Dendrochronology
Aromaticity and Huckel's Rule
Artificial Satellites of Earth and Their Orbits
Ask Professor Dave #1: What's My Ethnicity?
Ask Professor Dave #2: Are You A Real Professor?
Ask Professor Dave #3: What's Your Tattoo?
Ask Professor Dave #4: Are You a Musician?
Ask Professor Dave #5: Will You Make a Video On...
Assigning R/S on Fischer Projections
Astrobiology: The Search for Extraterrestrial Life
Astrology: Fact or Fiction?
Back to Algebra: What are Functions?
Bacterial Infections in Humans
Bacterial Pathogenesis: How Bacteria Cause Damage
Baeyer Villiger Oxidation, Baeyer-Villiger oxidation
Balancing Chemical Equations: YouTube
Balancing Redox Reactions in Acidic and Basic Conditions
Balsamic Vinegar: L’Aceto Balsamico Tradizionale di Modena DOP
Barack Obama: First African-American President (2009 – 2017)
Barrier Surfaces of the Innate Immune System
Basic Euclidean Geometry: Points, Lines, and Planes
Basic Number Properties for Algebra
Basic Trigonometric Identities: Pythagorean Identities and Cofunction Identities
Basidiomycota Part 1: Ustilaginomycotina and Pucciniomycotina (Smuts and Rusts)
Basidiomycota Part 2: The Mushroom Life Cycle
Basis and Dimension: Professor Dave Explains
Beckmann Rearrangement: YouTube
Benjamin Harrison: Make Grandpa Proud (1889
Benzoin condensation: ChemWonders, Dithiane and cyanide as umpolung reagents., Epoxide as umpolung, Introduction to umpolung, Nef Reaction (Introduction to Umpolung Chemistry), Retrosynthesis, Synthons, Umpolung and 1, 3 Dithiane Reagents, Stetter reaction x [Umpolung or polarity inversion chemistry], THE GRIGNARD REACTION & ORGANOLITHIUM REAGENTS, umpolung, umpolung (reversal of polarity) organic chemistry, Umpolung in Organic Synthesis
Better in Italian: Migliore vs. Meglio
Beyond Mendelian Genetics: Complex Patterns of Inheritance
Biginelli Reaction: YouTube
Bill Clinton: The Comeback Kid (1993 – 2001)
Biochemist María del Mar Maldonado (Get to Know a Scientist!)
Bioengineer Jessica Griffiths (Get to Know a Scientist!)
Biotechnology: Genetic Modification, Cloning, Stem Cells, and Beyond
Bohr Model of the Hydrogen Atom: Professor Dave Explains
Bones: Structure and Types
Brain Damage and Neuroplasticity
Brain Lateralization: The Split Brain
Bronchodilators Part 1: Principles of Respiratory Airflow and Development of Selective Drugs
Bronchodilators Part 2: Mechanisms of Action
Bryophytes and the Life Cycle of Plants
Buono vs. Bene in Italian
Business Cycles: Boom and Bust
Cahn-Ingold-Prelog Convention (Determining R/S)
Calculating Ion Concentrations in Solution
Calculating Percent Error: Professor Dave Explains
Calculating the Area of Shapes
Calculating the Formulas of Hydrated Salts
Calculating the Perimeter of Polygons
Calculating the Volume of a Solid of Revolution by Integration
Calculating Volume by Cylindrical Shells
Calvin Coolidge: Silent Cal (1923
Cannizzaro Reaction: YouTube
Carbenes Part 1: Properties and Formation
Carbenes Part 2: Cyclopropanation, C-H Insertion, and the Bamford-Stevens Reaction
Carbocation Rearrangement: Professor Dave Explains
Carbocation Rearrangement: YouTube
Carbohydrates Part 1: Simple Sugars and Fischer Projections
Carbohydrates Part 2: Polysaccharides
Carbon: The Element of Life
Carbonic Acid Derivatives
Carboxylic Acids and Their Derivatives
Categorizing Drugs: Classes, Names, and Schedules
Celecoxib (Celebrex) and other COX-2 Selective Inhibitors
Cell Communication: Hormones and Neurotransmitters
Cellular Respiration Part 1: Glycolysis
Cellular Respiration Part 2: The Citric Acid Cycle
Cellular Respiration Part 3: The Electron Transport Chain and Oxidative Phosphorylation
Change of Basis: Professor Dave Explains
Changes in Supply and Demand
Charles Darwin's Idea: Descent With Modification
Checking Comprehension Music Five-Hour Loop
Chemical Equilibria and Reaction Quotients
Chester A. Arthur: Turning Tables (1881
Chickenpox and Shingles (Varicella-Zoster Virus)
Chiral Molecules With No Chiral Centers
Cholera: Vibrio cholerae O1 and O139
Choosing Between SN1/SN2/E1/E2 Mechanisms
Chromosome Structure and Organization
Circles: Radius, Diameter, Chords, Circumference, and Sectors
Cladistics Part 1: Constructing Cladograms
Cladistics Part 2: Monophyly, Paraphyly, and Polyphyly
Claisen Condensation and Dieckmann Condensation: Professor Dave Explains
Classification of Stars: Spectral Analysis and the H-R Diagram
Cleavage of Carbon-Carbon Bonds With Periodic Acid
Clemmensen Reduction: YouTube
Collective Nouns in Italian
Color and Refraction
Column Chromatography: Professor Dave Explains
Commands in Italian: Imperativo
Common Italian Greetings, Introductions, and Feelings
Common Scientific Glassware and the Undergraduate Chemistry Laboratory
Comparatives in Italian: Comparativi
Complex Ion Formation: Professor Dave Explains
Complex Numbers: Operations, Complex Conjugates, and the Linear Factorization Theorem
Complex, Hermitian, and Unitary Matrices
Composition of Oceanic Crust Part 1: Topography and Types of Sediments
Composition of Oceanic Crust Part 2: Pillow Lava, Dikes, Gabbro, and Peridotite
Conditional Clauses in Italian
Conductivity and Semiconductors
Conformational Analysis of Ethane and Butane: Professor Dave Explains
Conjugating Italian Verbs Ending in -ERE
Conjugating Regular Italian Verbs Ending in -ARE
Conjugating the Irregular Verb: Andare (To Go)
Conjugating the Irregular Verb: Dare (To Give)
Conjugating the Irregular Verb: Fare (To Do)
Conjugating the Irregular Verb: Stare (To Be
Conjugation and Usage of the Verb: Avere (To Have)
Conjugation and Usage of the Verb: Essere (To Be
Conjugation and Use of the Verb: Piacere
Conservation of Energy: Free Fall, Springs, and Pendulums
Continuous, Discontinuous, and Piecewise Functions
Convergence and Divergence: The Return of Sequences and Series
Converting Between Temperature Scales (Celsius, Fahrenheit, and Kelvin)
Coordination Compounds: Geometry and Nomenclature
Core Principles and Concepts of Dendrochronology
Corporations and Labor Organizations
Cosmology: A Big Bang and the Beginning of the Universe
Covalent Bond Energy and Length
CRISPR-Cas9 Genome Editing Technology
Crystal Field Theory: Professor Dave Explains
Cyclohexane Chairs
Cytokines and Chemokines
Dalton's Law and Partial Pressures
Dark Matter and Dark Energy: The Frontier of Astronomy
Dave Farina
Debunking COVID-19 Conspiracies (Coronavirus Update #2)
Debunking James Tour’s Latest Pathetic Series (Part 1 of 4)
Debunking James Tour’s Latest Pathetic Series (Part 2 of 4)
Debunking James Tour’s Latest Pathetic Series (Part 3 of 4)
Debunking the Electric Universe
Decimals: Notation and Operations
Decongestants: Adrenergic Receptor Agonists
Demonstrative Adjectives and Pronouns: Using Questo and Quello
Derivatives of Composite Functions: The Chain Rule
Derivatives of Logarithmic and Exponential Functions
Derivatives of Polynomial Functions: Power Rule, Product Rule, and Quotient Rule
Derivatives of Trigonometric Functions: Professor Dave Explains
Destroying Flat Earth Without Using Science
Diabetes and Insulin: A Triumph for Recombinant DNA Technology
Diagonalization: Professor Dave Explains
Diazomethane Synthesis and Applications (Arndt-Eistert Homologation)
Diels-Alder Cycloaddition: Professor Dave Explains
Direct Interrogatives in Italian: Who, What, How, Where, When, Why, and Which
Direct Object Pronouns in Italian
Discussion On Andrew Gold's Podcast (Music, Pharma, Anti-Vaxx, Flat Earth, Gender)
Discussion on Critical Faculty Podcast (Abiogenesis, Evolution, and Common Misconceptions)
Discussion on Critical Faculty Podcast Featuring Aron Ra (Debunking Creationism)
Discussion on Gnostic Informant Podcast (Electric Universe and Other Pseudoscience)
Discussion on Human Ideals Podcast (Quantum Mysticism, Cults, Spirituality)
Discussion On Jordan Harbinger Show (Post-Truth Era, Chemophobia, Alt-Health Quackery)
Discussion on MythVision Podcast (Abiogenesis and Apologist Rhetoric)
Discussion on MythVision Podcast (Flat Earth Caller Debunked Live!)
Discussion on MythVision Podcast (Naturalism vs. Theism)
Discussion on Wesam's World Podcast (Teaching, Astronomy, Flat Earth, Music)
Discussion With Aron Ra (Chemophobia, Flat Earth, and All Things Pseudoscience)
Discussion With Jon Perry of Stated Clearly (Science Communication and Public Science Literacy)
Divisibility, Prime Numbers, and Prime Factorization
Division of Large Numbers: Long Division
DNA Replication: Copying the Molecule of Life
Donald J. Trump: Twice Impeached (2017 – 2021)
Double and Triple Integrals: Professor Dave Explains
Double Object Pronouns in Italian: Pronomi Doppi o Combinati
Drug Addiction and the Brain
Dwight Eisenhower: I Like Ike (1953 – 1961)
Dynamics: What are Forces?
E/Z Absolute Configuration of Alkenes
E1 Reaction: YouTube
E2 on Cyclic Systems
E2 Reaction: YouTube
Early Pharmacopeia: Medical Practices in Ancient Civilizations
Earthquakes and Seismology in Earth’s Interior
Ebola Virus (EVD)
Edward Jenner and the Dawn of Immunology
Edwin Hubble, Doppler Shift, and the Expanding Universe
Elastic and Inelastic Collisions: Professor Dave Explains
Electric Charge and Electric Fields
Electric Potential, Current, and Resistance
Electrochemistry: YouTube
Electron Microscopy (TEM and SEM)
Electrophilic aromatic substitution: YouTube
Elemental Analysis: Empirical and Molecular Formulas
Elucidating the Agenda of James Tour: A Defense of Abiogenesis
Ending Screen Music Five-Hour Loop
Endosymbiosis, Choanoflagellates, and the Origin of Animal Life
Energy Diagrams, Catalysts, and Reaction Mechanisms
Entomologist Adrian Smith (Get to Know a Scientist!)
Entrepreneurship: The Act of Starting a Business
Enzymes: Nature's Factory Workers
Eris: Queen of the Dwarf Planets
Estimating Sums Using the Integral Test and Comparison Test
Eukaryotic Cells Part 1: Animal Cells and Endosymbiotic Theory
Eukaryotic Cells Part 2: Plant Cells
Evaluating and Graphing Exponential Functions
Evaluating Improper Integrals
Evaluating Indefinite Integrals
Evaluating Integrals With Trigonometric Functions
Evaluating Line Integrals
Evaluating Surface Integrals
Evaluating the Determinant of a Matrix
Everything You Need to Know (And Forget) About Vaccines
Evidence for Big Bang Cosmology
Examples of s-p Mixing in Molecular Orbital Theory
Exploring the Gliese 667 System
Exploring the TRAPPIST-1 System
Exposing the Discovery Institute Part 1: Casey Luskin
Exposing the Discovery Institute Part 2: Stephen Meyer
Exposing the Discovery Institute Part 3: Michael Behe
Exposing the Discovery Institute Part 4: Günter Bechly
Expressing Concentration by Mass Percent
False Altered Words in Italian: Falsi Alterati
Favorskii Rearrangement: YouTube
Feminine Nouns in Italian
Ferns: The Emergence of Roots and Stems
Finding Eigenvalues and Eigenvectors
Finding Local Maxima and Minima by Differentiation
Finding the Area Between Two Curves by Integration
Fischer Esterification and Saponification
Fischer Indole Synthesis: YouTube
Five Worst Arguments in Flat Earth Debate: Analysis With FTFE
Fluids, Buoyancy, and Archimedes' Principle
Food Poisoning: Shiga Toxin-Producing E. coli
Formulas for Trigonometric Functions: Sum/Difference, Double/Half-Angle, Prod-to-Sum/Sum-to-Prod
Franklin Delano Roosevelt: Four-Term Phenomenon (1933 – 1945)
Franklin Pierce: The Compromise Candidate (1853
Free Energy of Dissolution
Free Radical Halogenation: Professor Dave Explains
Free Radicals: Professor Dave Explains
Frictional Forces: Static and Kinetic
Friedel-Crafts Acylation: YouTube
Friedel-Crafts Alkylation: YouTube
Fries Rearrangement: YouTube
Fungal Morphology: The Parts of a Mushroom
Future Perfect Tense in Italian: Futuro Anteriore
Future Tense in Italian: Futuro Semplice
Gabriel Amine Synthesis: Professor Dave Explains
Gel Electrophoresis: Professor Dave Explains
Gender in the Italian Language
Gene Expression Analysis and DNA Microarray Assays
Gene Linkage and Genetic Maps
Gene Therapy: Professor Dave Explains
General Relativity: The Curvature of Spacetime
Geneticist Alex Dainis (Get to Know a Scientist!)
Geophysicist Jon Aurnou (Get to Know a Scientist!)
George H. W. Bush: CIA to Oval Office (1989 – 1993)
George W. Bush: A War on Terror (2001 – 2009)
George Washington: The Birth of a Nation (1789
Gerald Ford: Taking Tumbles (1974 – 1977)
Gerunds in the Italian Language
Giving and Receiving Directions in Italian
Glucocorticoids: Mechanisms and Side Effects
Gonorrhea: Neisseria gonorrhoeae
Graphing Algebraic Functions: Domain and Range, Maxima and Minima
Graphing Conic Sections Part 1: Circles
Graphing Conic Sections Part 2: Ellipses
Graphing Conic Sections Part 3: Parabolas in Standard Form
Graphing Conic Sections Part 4: Hyperbolas
Graphing Functions and Their Derivatives
Graphing Higher-Degree Polynomials: The Leading Coefficient Test and Finding Zeros
Graphing in Algebra: Ordered Pairs and the Coordinate Plane
Graphing Lines in Algebra: Understanding Slopes and Y-Intercepts
Graphing Lines in Slope-Intercept Form (y = mx
Graphing Lines in Standard Form (ax
Graphing Parallel and Perpendicular Lines
Graphing Rational Functions and Their Asymptotes
Graphing Trigonometric Functions
Gravity Filtration and Vacuum Filtration
Greatest Common Factor (GCF)
Green's Theorem: Professor Dave Explains
Grignard Reaction: YouTube
Grover Cleveland Part 2: The Grovering (1893
Grover Cleveland: White House Wedding (1885
Gymnosperms: Long-Distance Pollination
Halohydrin Formation: Professor Dave Explains
Hard/Soft Acid-Base Theory: Professor Dave Explains
Harry Truman: Dropping Bombs (1945 – 1953)
Heat and Temperature: Professor Dave Explains
Heat Capacity, Specific Heat, and Calorimetry
Hemiacetals, Acetals, and Imines
Henry Reaction: YouTube
Hepatitis A (Hepatovirus A)
Herbert Hoover: The Great Depression Begins (1929
Herpes Simplex Virus (HSV-1 and HSV-2)
Herpetologist Jessica Ford (Get to Know a Scientist!)
Hess's Law and Heats of Formation
Heterocycles Part 1: Furan, Thiophene, and Pyrrole
Heterocycles Part 2: Pyridine
Higher Derivatives and Their Applications
History of Astronomy Part 1: The Celestial Sphere and Early Observations
History of Astronomy Part 2: Early Measurements of the Earth
History of Astronomy Part 3: Copernicus and Heliocentrism
History of Astronomy Part 4: Kepler's Laws and Beyond
History of Atomic Theory: Professor Dave Explains
History of the Earth Part 1: Hadean, Archean, and Proterozoic Eons
History of the Earth Part 2: Phanerozoic Eon – Paleozoic Era
History of the Earth Part 3: Phanerozoic Eon – Mesozoic Era
History of the Earth Part 4: Phanerozoic Eon – Cenozoic Era
Hofmann Elimination via Exhaustive Methylation of Amines
Homotopic, Enantiotopic, Diastereotopic, and Heterotopic Protons
Hormones and Sexual Behavior
How Governments Can Harm Economic Growth
How Governments Can Support Economic Growth
How to Blend in With Italians When in Italy
How to Make Black Holes (Both Regular and Supermassive)
Human Immunodeficiency Virus (HIV): Professor Dave Explains
Human Papillomavirus (HPV): Professor Dave Explains
Hunger: Knowing When to Eat
Hunsdiecker Reaction: YouTube
Hydroboration-Oxidation: Professor Dave Explains
Hydrogenation of Alkynes: Professor Dave Explains
Hydrohalogenation, Hydration, Dihalogenation
Hyperbolic Functions: Definitions, Identities, Derivatives, and Inverses
Ibuprofen and Naproxen (Advil/Motrin/Aleve)
Idiomatic Comparisons With Animals in Italian
Idiomatic Superlatives in Italian
Idiomatic Usage of the Verb Fare in Italian
IIT/JEE Chemistry Practice #1: Avogadro's Number/Moles
IIT/JEE Chemistry Practice #10: Gas Stoichiometry
IIT/JEE Chemistry Practice #11: Moles/Molarity
IIT/JEE Chemistry Practice #12: Atomic Structure
IIT/JEE Chemistry Practice #13: Atomic Orbitals/Quantum Numbers
IIT/JEE Chemistry Practice #14: Ionization Energy
IIT/JEE Chemistry Practice #15: Electronegativity/Ionic Radii
IIT/JEE Chemistry Practice #16: Chemical Bonding
IIT/JEE Chemistry Practice #17: Molecular Geometry
IIT/JEE Chemistry Practice #18: Intermolecular Forces
IIT/JEE Chemistry Practice #19: Molecular Properties
IIT/JEE Chemistry Practice #2: Molar Mass/Stoichiometry
IIT/JEE Chemistry Practice #20: Hybridization
IIT/JEE Chemistry Practice #21: Properties of Gases
IIT/JEE Chemistry Practice #22: Density of a Gas
IIT/JEE Chemistry Practice #23: Graham's Law of Effusion
IIT/JEE Chemistry Practice #24: Molar Mass of a Gas
IIT/JEE Chemistry Practice #25: Enthalpy of Formation
IIT/JEE Chemistry Practice #26: Enthalpy of Combustion
IIT/JEE Chemistry Practice #27: Resonance Energy
IIT/JEE Chemistry Practice #28: Gibbs Free Energy
IIT/JEE Chemistry Practice #29: Thermodynamics
IIT/JEE Chemistry Practice #3: Empirical/Molecular Formula
IIT/JEE Chemistry Practice #30: Spontaneity
IIT/JEE Chemistry Practice #31: Acids and Bases
IIT/JEE Chemistry Practice #33: Ranking Acidity
IIT/JEE Chemistry Practice #34: Equilibrium Constants
IIT/JEE Chemistry Practice #35: Gaseous Equilibria
IIT/JEE Chemistry Practice #36: Precipitation Reactions
IIT/JEE Chemistry Practice #4: Limiting Reagents
IIT/JEE Chemistry Practice #5: Oxidation Numbers
IIT/JEE Chemistry Practice #6: Stoichiometry/Precipitation Reactions
IIT/JEE Chemistry Practice #7: Molality/Mole Fraction
IIT/JEE Chemistry Practice #8: Molecular Formulas
IIT/JEE Chemistry Practice #9: Molarity/Molality
Illicit Drugs: How Do They Work?
Image and Kernel
Immunomodulators Part 1: Immunosuppressants
Immunomodulators Part 2: Immunostimulants
Imperfect Perception: Illusions, Gestalt Principles of Grouping, and Language Relativism
Imperfect Subjunctive Tense in Italian: Imperfetto Congiuntivo
Imperfect Tense in Italian: L'imperfetto
Implicit Differentiation: Professor Dave Explains
Impulse and Momentum
Indefinite Articles in Italian
Indefinites in Italian: Pronomi e Aggettivi Indefiniti
Indirect Object Pronouns in Italian
Indirect Speech in Italian: Il Discorso Indiretto
Inflation and Deflation
Influenza (The Flu)
Information Storage and the Brain: Learning and Memory
Inheritance of X-Linked Genes
Integration By Trigonometric Substitution
Interference, Reflection, and Diffraction
Interjections and Exclamations in Italian: Locuzioni Esclamative
Intermolecular Forces and Boiling Points: Professor Dave Explains
Internal Energy: Professor Dave Explains
Interpretations of Plagues in the Middle Ages
Introduction to Algebra: Using Variables
Introduction to Anatomy and Physiology
Introduction to Antihistamines
Introduction to Antirheumatics (DMARDs)
Introduction to Astronomy
Introduction to Biochemistry: Professor Dave Explains
Introduction to Biology: What is Life?
Introduction to Biopsychology
Introduction to Botany
Introduction to Calculus: The Greeks, Newton, and Leibniz
Introduction to Chemistry Laboratory Techniques
Introduction to Chemistry: Professor Dave Explains
Introduction to Classical Physics
Introduction to Dendrochronology
Introduction to Developmental Psychology: Piaget’s Stages
Introduction to Fungal Phylogeny and Taxonomy
Introduction to Geology
Introduction to Geometry: Ancient Greece and the Pythagoreans
Introduction to Immunology
Introduction to Innate Immunity
Introduction to Inorganic and Organometallic Chemistry
Introduction to Linear Algebra: Systems of Linear Equations
Introduction to Mathematics: Professor Dave Explains
Introduction to Modern Physics
Introduction to Nonsteroidal Anti-Inflammatory Drugs (NSAIDs)
Introduction to Pharmacology
Introduction to Philosophy and Logic: Professor Dave Explains
Introduction to Polynomials
Introduction to Psychology
Introduction to Spiralia and Lophotrochozoa
Introduction to the History of Drugs
Introduction to the Italian Language
Introduction to the Microbial World
Introduction to Trigonometry: Angles and Radians
Introduction to Vectors and Their Operations
Introduction to Virology and Viral Classification
Introduction to Zoology: What are Animals?
Inverse Functions: Professor Dave Explains
Inverse Matrices and Their Properties
Inverse Trigonometric Functions: Professor Dave Explains
IR spectroscopy: YouTube
Italian Adjective Position and Special Adjectives
Italian Adjectives: Grammar and Vocabulary
Italian and English: Cognates and False Cognates
Italian Counting Numbers
Italian Culture: The History of Tiramisù
Italian Grammar: Fare and the Infinitive
Italian Grammar: L'imperfetto vs. Passato Prossimo
Italian Grammar: Lasciare and the Infinitive
Italian Grammar: Past Conditional With Modal Verbs
Italian Grammar: Present Conditional With Modal Verbs
Italian Grammar: Si Impersonale
Italian Grammar: Si Passivante
Italian Grammar: Verbi Pronominali
Italian Grammar: Verbs and Their Prepositions
Italian Personal Pronouns
Italian Phonetics Part 1: Vowel Sounds
Italian Phonetics Part 2: Consonant Sounds, C and G, GL and GN
Italian Phonetics Part 3: More Consonant Sounds, S and Z, Double Consonants
Italian Phonetics Part 4: Accents and Stresses
Italian Plural Nouns and Their Exceptions
Italian Tenses: Passato Prossimo vs. Passato Remoto
Italian Vocabulary: At the Airport
Italian Vocabulary: At the Doctor's Office
Italian Vocabulary: At the Movies
Italian Vocabulary: At the Restaurant
Italian Vocabulary: At the Train Station
Italian Vocabulary: Colors
Italian Vocabulary: Computers
Italian Vocabulary: Domestic Animals
Italian Vocabulary: Driving in the Car
Italian Vocabulary: Family Members
Italian Vocabulary: Flowers and Trees
Italian Vocabulary: Food
Italian Vocabulary: Gelato Just Means Ice Cream!
Italian Vocabulary: Going Shopping
Italian Vocabulary: How to Order Coffee
Italian Vocabulary: In the Hotel
Italian Vocabulary: In the Kitchen
Italian Vocabulary: In the Living Room, Bedroom, and Bathroom
Italian Vocabulary: Musical Instruments
Italian Vocabulary: Nations and Nationalities
Italian Vocabulary: Parts of the Body
Italian Vocabulary: Professions
Italian Vocabulary: Sports, Activities, and Leisure Time
Italian Vocabulary: Wild Animals
Italians Say: Boh? Futuro di Probabilità
IUPAC Nomenclature of Alkanes: Part 1
IUPAC Nomenclature of Alkanes: Part 2
IUPAC Nomenclature of Alkenes and Alkynes
IUPAC Nomenclature of Cyclic Compounds
IUPAC Nomenclature of Haloalkanes and Alcohols
James Buchanan: The Civil War Approaches (1857
James Garfield: What Could Have Been? (1881)
James Madison: Father of the Constitution (1809
James Monroe: Last Cocked Hat (1817
James Polk: Best Mullet Ever (1845
Jimmy Carter: Successes and Failures Abroad (1977 – 1981)
John Adams: His Rotundity (1797
John F. Kennedy: The New Frontier (1961
John Quincy Adams: Like Father, Like Son (1825
John Tyler: His Accidency (1841
Joints: Structure and Types of Motion
Jupiter: King of the Planets
Kinematics Part 1: Horizontal Motion
Kinematics Part 2: Vertical Motion
Kinematics Part 3: Projectile Motion
Kinematics Part 4: Practice Problems and Strategy
Kinetic Energy and Potential Energy: Professor Dave Explains
Kinetic Molecular Theory and its Postulates
Kinetic Molecular Theory and the Ideal Gas Laws
Kinetics: Initial Rates and Integrated Rate Laws
Large Whole Numbers: Place Values and Estimating
Lattice Structures in Ionic Solids
Le Chatelier's Principle: The Organic Chemistry Tutor
Least Common Multiple (LCM)
Leaving Group Derivatives
Legionnaires’ Disease: Legionella pneumophila
Let’s All Get Past This Confusion About Trans People
Lewis Dot Structures: Professor Dave Explains
Lies People Tell About Water – Part 1: Water Fluoridation
Lies People Tell About Water – Part 2: Special Waters (Raw, Alkaline, Oxygenated, et)
Lies People Tell About Water – Part 3: Structured/Hexagonal Water, Water Memory
Ligand Field Theory and the Jahn-Teller Effect: Professor Dave Explains
Light Microscopy: Function and Utility
Limitations of VSEPR Theory
Limiting Reagents and Percent Yield: Professor Dave Explains
Limits and Limit Laws in Calculus
Linear Independence: Professor Dave Explains
Linear Transformations on Vector Spaces
Lipids Part 1: TAGs, Fatty Acids, and Terpenes
Lipids Part 2: Steroids
Liquid-Liquid Extraction: Professor Dave Explains
Logarithms Part 1: Evaluation of Logs and Graphing Logarithmic Functions
Logarithms Part 2: Base Ten Logs, Natural Logs, and the Change-Of-Base Property
Logarithms Part 3: Properties of Logs, Expanding Logarithmic Expressions
Lycophytes: Early Vascular Plants
Lyme Disease: Borrelia burgdorferi
Lyndon B. Johnson: A Tragic Figure (1963 – 1969)
Macroscopic Characteristics of Minerals Part 1: Luster and Color
Magnets and Magnetic Fields
Major Divisions of Kingdom Animalia and the Problem With Animal Phyla
Manipulating Functions Algebraically and Evaluating Composite Functions
Manipulating Matrices: Elementary Row Operations and Gauss-Jordan Elimination
Manipulating Rational Expressions: Simplification and Operations
Mannich Reaction: YouTube
Marine Ecologist Virginia Schutte (Get to Know a Scientist!)
Mars: The Red Planet
Martin Van Buren: Best Mutton Chops Ever (1837
Mass Spectrometry: YouTube
Mass vs. Weight and the Normal Force
Matrix Multiplication and Associated Properties
Maxwell’s Equations Part 1: Gauss’s Law for the Electric Field
Maxwell’s Equations Part 2: Gauss’s Law for the Magnetic Field
Maxwell’s Equations Part 3: Faraday’s Law: Professor Dave Explains
Maxwell’s Equations Part 4: The Ampere-Maxwell Equation
McMurry Reaction: YouTube
Measles (Genus Morbillivirus)
Measurement and Significant Figures: Professor Dave Explains
Measuring Pressure With Barometers and Manometers
Mechanisms of DNA Damage and Repair
Mechanisms of Natural Selection Part 1: Types of Sexual Selection
Mechanisms of Natural Selection Part 2: Conflict, Spite, and Reciprocity
Mechanisms of Natural Selection: Altruism and Kin Selection
Mechanisms of Plant Growth
Meiosis, Gametes, and the Human Life Cycle
Mendelian Genetics and Punnett Squares
Mercury: The Innermost Planet
Metabolism and ATP
Metallic Bonds: Professor Dave Explains
Methicillin-Resistant Staphylococcus aureus (MRSA): Professor Dave Explains
Methods of Drug Administration
Methods of Testing in Psychology: Observation, Self-Report, and Experimentation
Methotrexate (Rheumatoid Arthritis Drug)
Michael Addition: YouTube
Microorganisms and Humans: Commensal and Pathogenic Flora
Millard Fillmore: Last of the Whigs (1850
Mitosis: How One Cell Becomes Two
Molality and Colligative Properties: Professor Dave Explains
Molar Gas Volume: Stoichiometry With Gases
Molarity and Dilution: Professor Dave Explains
Mononucleosis (Epstein-Barr Virus)
More Complex Ligands in Organometallic Chemistry
More Examples Using the Cahn-Ingold-Prelog Convention
More Practice With H-NMR Spectra
More Practice With the 18 Electron Rule
Multidrug-Resistant Tuberculosis (MDR-TB): Mycobacterium tuberculosis
Multiplication and Division of Fractions
Multiplication and Division of Small Numbers
Multiplication of Large Numbers
Multiplying Binomials by the FOIL Method
Mushroom Identification Terminology
Naming Ionic Compounds: Professor Dave Explains
Natural vs. Synthetic Vitamins
Nef Reaction (Introduction to Umpolung Chemistry)
Negative Numbers: Professor Dave Explains
Negatives in Italian
Neptune: The Outermost Planet
Neural Conduction, Action Potential, and Synaptic Transmission
Neuronal Pools and Neural Processing
Neuroscientist Zachary Cohen (Get to Know a Scientist!)
Neurotransmitters: Type, Structure, and Function
Neutralization Reactions: Professor Dave Explains
Newton's First Law of Motion: Mass and Inertia
Newton's Law of Universal Gravitation: Professor Dave Explains
Newton's Second Law of Motion: F
Newton's Third Law of Motion: Action and Reaction
NMR spectroscopy: YouTube
No, The James Webb Space Telescope Did Not Disprove the Big Bang (Eric Lerner is Delusional)
No, You're Not Left-Brained or Right-Brained
Nomenclature of Hydrated Salts
Nomenclature of Oxyacids
Nomenclature of Polycyclic Compounds: Naphthalene, Biphenyl, Anthracene, Spiro, Bicyclo
Non-Ideal Gases and the Van der Waals Equation
Nuclear Reactions, Radioactivity, Fission and Fusion
Nucleic Acids: DNA and RNA
Nucleophiles, Electrophiles, Leaving Groups, and the SN2 Reaction
Nucleophilic Aromatic Substitution: YouTube
Nuclide Symbols: Atomic Number, Mass Number, Ions, and Isotopes
One Million Subscribers Celebration!
Optimization Problems in Calculus
Order of Arithmetic Operations: PEMDAS
Organic Chemistry Mechanism Challenge 1
Organic Chemistry Mechanism Challenge 2
Organic Chemistry Mechanism Challenge 3
Organic Chemistry Mechanism Challenge 4
Organic Chemistry Mechanism Challenge 5
Organic Chemistry Mechanism Challenge 6
Organic Chemistry Mechanism Challenge 7
Organic Chemistry Practice Exam 1
Organic Chemistry Practice Exam 10
Organic Chemistry Practice Exam 11
Organic Chemistry Practice Exam 12
Organic Chemistry Practice Exam 2
Organic Chemistry Practice Exam 3
Organic Chemistry Practice Exam 4
Organic Chemistry Practice Exam 5
Organic Chemistry Practice Exam 6
Organic Chemistry Practice Exam 7
Organic Chemistry Practice Exam 8
Organic Chemistry Practice Exam 9
Organic Chemistry Synthesis Challenge 1
Organic Chemistry Synthesis Challenge 2
Organic Chemistry Synthesis Challenge 3
Organic Chemistry Synthesis Challenge 4
Organic Chemistry Synthesis Challenge 5
Organic Chemistry Synthesis Challenge 6
Organic Chemistry Synthesis Challenge 7
Organization and Symmetry in Kingdom Animalia
Organocuprates (Gilman Reagents)
Organolithium Reagents: Professor Dave Explains
Organometallic Reactions Part 1: Ligand Substitution and the Trans Effect: Professor Dave Explains
Organometallic Reactions Part 2: Oxidative Addition: Professor Dave Explains
Ortho/Meta/Para Directors
Orthogonality and Orthonormality
Overview of Geologic Structures Part 1: Rock Deformation, Stress and Strain
Overview of Geologic Structures Part 2: Faults and Folds
Overview of Plant Classification: Vascular and Nonvascular Plants
Oxidation and Reduction: Professor Dave Explains
Oxidation of Alkenes Using Potassium Permanganate (Hot and Cold Conditions)
Oxidation-Reduction Reactions: Professor Dave Explains
Oxymercuration-Demercuration: Professor Dave Explains
Ozonolysis: YouTube
Paracelsus and Medicine During the Renaissance
Parametric Equations: Professor Dave Explains
Parmigiano Reggiano: The King of Cheeses
Partial Derivatives and the Gradient of a Function
Particle in a Box Part 1: Solving the Schrödinger Equation
Partitive in Italian: Il Partitivo
Passerini Reaction: YouTube
Past Absolute Tense in Italian: Passato Remoto
Past Conditional Tense in Italian: Condizionale Passato
Past Subjunctive Tense in Italian: Congiuntivo Passato
Pattern Recognition Receptors: Professor Dave Explains
Pericyclic Reactions Part 2: Hetero-DA Reactions and 1,3-Dipolar Cycloadditions
Pericyclic Reactions Part 3: Sigmatropic Shifts (Cope Rearrangement, Claisen Rearrangement)
Pericyclic Reactions Part 4: Electrocyclizations (Conrotatory/Disrotatory and Nazarov Cyclizations)
Periodic Table Part 1: Hydrogen
Periodic Table Part 10: Transition Metals, Lanthanides and Actinides
Periodic Table Part 2: Alkali Metals (Li, Na, K, Rb, Cs, Fr)
Periodic Table Part 3: Alkaline Earth Metals (Be, Mg, Ca, Sr, Ba, Ra)
Periodic Table Part 4: Boron Group (B, Al, Ga, In, Tl, Nh)
Periodic Table Part 5: Carbon Group (C, Si, Ge, Sn, Pb, Fl)
Periodic Table Part 6: Pnictogens (N, P, As, Sb, Bi, Mc)
Periodic Table Part 7: Chalcogens (O, S, Se, Te, Po, Lv)
Periodic Table Part 8: Halogens (F, Cl, Br, I, At, Tn)
Periodic Table Part 9: Noble Gases (He, Ne, Ar, Kr, Xe, Rn, Og)
Peterson Olefination: YouTube
Pharmaceutical Drugs: Inhibitors and the Nature of Disease
Pharmacodynamics: Mechanisms of Drug Action
Pharmacokinetics: How Drugs Move Through the Body
Phase Changes, Heats of Fusion and Vaporization, and Phase Diagrams
Photosynthesis: Light Reactions and the Calvin Cycle
Phyla Orthonectida and Dicyemida: Mesozoans
Phylogeny and the Tree of Life
Phylum Chaetognatha: Arrow Worms: Professor Dave Explains
Phylum Cnidaria Part 1: Introduction and Broad Characteristics
Phylum Cnidaria Part 2: Class Hydrozoa
Phylum Cnidaria Part 3: Classes Scyphozoa and Staurozoa
Phylum Cnidaria Part 4: Class Cubozoa
Phylum Cnidaria Part 5: Class Anthozoa
Phylum Cnidaria Part 6: Coral Reefs
Phylum Cnidaria Part 7: Myxozoa and Polypodiozoa
Phylum Ctenophora: Comb Jellies
Phylum Cycliophora: Ring-Bearing Symbions
Phylum Gastrotricha: Hairybellies
Phylum Placozoa: Plate Animals
Phylum Platyhelminthes Part 1: General Characteristics
Phylum Platyhelminthes Part 2: Free-Living Flatworms and the Problem With Turbellaria
Phylum Platyhelminthes Part 3: Parasitic Trematodes and Monogeneans
Phylum Porifera: Sponges
Phylum Xenacoelomorpha and an Introduction to Nephrozoa
Pierre-Marie Robitaille Is Clueless (Sky Scholar Debunked)
Pipettes and Standard Solutions: Professor Dave Explains
Plant Anatomy and Structure
Plant Biologist Molly Edwards (Get to Know a Scientist!)
Plant Pigments
Plant Responses to the Environment: Tropisms and Defenses
Pluperfect Subjunctive Tense in Italian: Trapassato Congiuntivo
Pluperfect Tense in Italian: Trapassato Prossimo
Pluto, Comets, Asteroids, and the Kuiper Belt
Polar Coordinates and Graphing Polar Equations
Poliomyelitis (Poliovirus)
Polynuclear Transition Metal Complexes
Position and Momentum Operators in Quantum Mechanics
Position/Velocity/Acceleration Part 1: Definitions
Position/Velocity/Acceleration Part 2: Graphical Analysis
Possessive Adjectives and Pronouns in Italian
Power Series-Youtube
Practice Problem: Acidity of Carboxylic Acids
Practice Problem: Analyzing Acid-Base Equilibria
Practice Problem: Aromaticity
Practice Problem: Assigning Molecular Structure From an NMR Spectrum
Practice Problem: Atomic Radii and Ionic Radii
Practice Problem: Balancing Equations
Practice Problem: Balancing Redox Reactions
Practice Problem: Box Sliding Down a Ramp
Practice Problem: Calculating Equilibrium Concentrations
Practice Problem: Calculating Free Energy Change
Practice Problem: Calculating Ionic Radius
Practice Problem: Calculations Involving pH and Ka
Practice Problem: Calorimetry and Specific Heat
Practice Problem: Cell Potential, Equilibrium Constants, and Free Energy Change
Practice Problem: Colligative Properties
Practice Problem: Comparing Gravitational Forces
Practice Problem: Conversion of trans-2-butene to cis-2-butene
Practice Problem: Conversions Using Avogadro's Number
Practice Problem: Crossed Aldol Products
Practice Problem: Density of a Gas
Practice Problem: Diels-Alder Reactions
Practice Problem: Dilution Calculations
Practice Problem: Dimensional Analysis
Practice Problem: Drawing Substitution and Elimination Products (SN1/SN2/E1/E2)
Practice Problem: E2 on Cyclic Systems and Cyclohexane Chairs
Practice Problem: Electron Configuration and Quantum Numbers
Practice Problem: Electrophilic Aromatic Substitution Multi-Step Pathway, Practice Problem: Electrophilic Aromatic Substitution Rates, Practice Problem: Electrophilic Aromatic Substitution Retrosynthesis
Practice Problem: Empirical and Molecular Formulas
Practice Problem: Energy Diagrams
Practice Problem: Enthalpy of Combustion
Practice Problem: Enthalpy of Vaporization
Practice Problem: Four-Reaction Pathway
Practice Problem: Free Energy and Nonstandard Conditions
Practice Problem: Galvanic Cells and Reduction Potential
Practice Problem: Graham's Law of Effusion
Practice Problem: Gravimetric Analysis
Practice Problem: Grignard Reactions
Practice Problem: Henderson-Hasselbalch Equation Calculations
Practice Problem: Hess's Law
Practice Problem: Hydrogenation, Isomerism, and Cyclohexane Chairs
Practice Problem: ICE Box Calculations
Practice Problem: Inelastic Collisions at the Skating Rink
Practice Problem: Initial Rates and Rate Laws
Practice Problem: Ionization Energy
Practice Problem: Isotopic Abundance and Atomic Mass
Practice Problem: IUPAC Nomenclature and Stereochemistry
Practice Problem: IUPAC Nomenclature Examples
Practice Problem: Kinetic and Potential Energy of a Ball on a Ramp
Practice Problem: Lattice Energy and Ionic Bond Strength
Practice Problem: Launching Things With Springs
Practice Problem: Limiting Reagent and Percent Yield
Practice Problem: Mechanism
Practice Problem: Molar Mass of a Gas
Practice Problem: Molarity Calculations
Practice Problem: Naming Ionic Compounds
Practice Problem: Newman Projections and Nomenclature
Practice Problem: Newman Projections of Conformational Isomers
Practice Problem: Nuclear Reactions
Practice Problem: One-Dimensional Two-Body Problem
Practice Problem: Oxidizing Agents
Practice Problem: Ozonolysis Reactions
Practice Problem: Pendulum Velocity
Practice Problem: Pushing Boxes
Practice Problem: Radioactive Half-Life
Practice Problem: Reaction of a Terminal Alkyne
Practice Problem: Reducing Agents
Practice Problem: Retrosynthesis of an Alcohol
Practice Problem: Significant Figures
Practice Problem: Site of Protonation on a Weak Base
Practice Problem: Solubility Product Constant Calculations
Practice Problem: Synthesis Challenge
Practice Problem: Synthetic Strategy
Practice Problem: The Bohr Model and Photon Wavelength
Practice Problem: The Mini-Golf Windmill
Practice Problem: The Motorcycle Daredevil
Practice Problem: Three-Step Synthesis
Practice Problem: Titration Calculations
Practice Problem: Torque on a Mobile
Practice Problem: Two-Dimensional Two-Body Problem
Practice Problem: Types of Protons
Practice Problem: Vicinal Dihalide Synthesis
Practice Problem: VSEPR Theory and Molecular Geometry
Practice Problems: Labeling Carbons
Practice-Problem: Three-Reaction Pathway
Practice-Problem: Two-Reaction Pathway
Predicting Precipitation With Ksp Values
Prepositions in Italian: Preposizioni Articolate
Present Conditional Tense in Italian: Condizionale Presente
Present Subjunctive Tense in Italian: Congiuntivo Presente
Processing Auditory, Somatosensory, Olfactory, and Gustatory Information
Professor Dave Announces Documentary Plans with BBC Journalist Andrew Gold
Professor Dave Debates Podcast #1
Professor Dave Debates Podcast #10
Professor Dave Debates Podcast #11
Professor Dave Debates Podcast #12
Professor Dave Debates Podcast #13
Professor Dave Debates Podcast #14
Professor Dave Debates Podcast #15
Professor Dave Debates Podcast #16
Professor Dave Debates Podcast #17
Professor Dave Debates Podcast #18
Professor Dave Debates Podcast #19
Professor Dave Debates Podcast #2
Professor Dave Debates Podcast #20
Professor Dave Debates Podcast #21
Professor Dave Debates Podcast #22
Professor Dave Debates Podcast #23
Professor Dave Debates Podcast #24
Professor Dave Debates Podcast #25
Professor Dave Debates Podcast #26
Professor Dave Debates Podcast #3
Professor Dave Debates Podcast #4
Professor Dave Debates Podcast #5
Professor Dave Debates Podcast #6
Professor Dave Debates Podcast #7
Professor Dave Debates Podcast #8
Professor Dave Debates Podcast #9
Professor Dave Destroys Kent Hovind (Young Earth Creationism Debunk)
Professor Dave Humiliates Flat Earther David Weiss (DITRH Debunked Live)
Professor Dave Patreon Trailer
Professor Dave Presents: Exorcism Priest Exposed
Prokaryotic Cells: The Simplest Kind of Life
Properties of Amides: Professor Dave Explains
Properties of Integrals and Evaluating Definite Integrals
Protecting Groups: YouTube
Protein Structure: YouTube
Proving the Pythagorean Theorem
Proving Triangle Congruence and Similarity
Pseudo Noble Gas Electron Configurations
Psychiatric Disorders: Schizophrenia, Depression, Mania, and Anxiety
Public Goods and Externalities
Quantization of Energy Part 1: Blackbody Radiation and the Ultraviolet Catastrophe
Quantization of Energy Part 2: Photons, Electrons, and Wave-Particle Duality
Quantum Chromodynamics (QCD): Professor Dave Explains
Quantum Electrodynamics (QED): Professor Dave Explains
Quantum Gravity and Gravitons: The Search for a Theory of Everything
Quantum Mechanics and the Schrödinger Equation
Quantum Mechanics of the Electron
Quantum Mysticism is Stupid (Deepak Chopra, Spirit Science, Actualizeorg)
Quantum Numbers, Atomic Orbitals, and Electron Configurations
Quasars and Early Galaxy Formation
Quinine and the Birth of the Dye Industry
Rabies (Genus Lyssavirus)
Radiometric Dating: Carbon-14 and Uranium-238
Ramberg-Bäcklund Reaction: YouTube
Reactions of Beta-Dicarbonyl Compounds
Reactions of Epoxides: Professor Dave Explains
Receptors: Signal Transduction and Phosphorylation Cascade
Reciprocal Verbs in Italian
Recrystallization and Melting Point Analysis: Professor Dave Explains
Recrystallization: Professor Dave Explains
Reduction of Esters With DIBAL-H
Reflexive Verbs in Italian
Regioselective Enolization and Thermodynamic vs. Kinetic Control
Regulation of Gene Expression: Operons, Epigenetics, and Transcription Factors
Related Rates in Calculus
Relative Motion and Inertial Reference Frames
Relative Pronouns in Italian: Che and Cui
Relative Pronouns in Italian: Chi
Relative Pronouns in Italian: Il Quale
Research Methods of Biopsychology
Resonance Structures/Assigning Formal Charge
Response to Ben Davidson
Response to Globebusters
Response to James Tour: 700 Papers and Still Clueless (Part 1 of 2)
Response to James Tour: 700 Papers and Still Clueless (Part 2 of 2)
Response to Matt Walsh: Cancel This
Retrosynthetic Analysis: YouTube
Ritter Reaction: YouTube
Robinson Annulation: YouTube
Rocky Mountain Spotted Fever: Rickettsia rickettsii
Ronald Reagan: The End of the Cold War (1981 – 1989)
Routes of Viral Transmission
Rutherford B. Hayes: His Fraudulency (1877
Saturn: Best Rings in the Solar System
Scalars, Vectors, and Vector Operations
Scarcity, Trade-offs, and Cost/Benefit Analysis
Schmidt Reaction: YouTube
Scientific Notation and Dimensional Analysis
Selective Precipitation: Professor Dave Explains
Separating Components of a Mixture by Extraction
Separating Liquids by Distillation
Sequences, Factorials, and Summation Notation
Set Theory: Types of Sets, Unions and Intersections
Severe Acute Respiratory Syndrome (SARS): Professor Dave Explains
Signal Transduction in Immune Cells: Receptor-Ligand Interactions
Simple Distillation: Professor Dave Explains
Simple Harmonic Motion: Hooke's Law
Simplifying Expressions With Roots and Exponents
Sizes of Stars and Sub-Stellar Objects: From Brown Dwarf to Red Hypergiant
Smallpox (Variola Virus)
SN1 Reaction: YouTube
Social Psychology Part 1: The Power of Situation and Framing
Social Psychology Part 2: The Privileged Self
Social Psychology Part 3: Looking at Each Other
Solubility and the Born-Haber Cycle
Solubility Product Constant (Ksp): Professor Dave Explains
Solution Chemistry and Net Ionic Equations
Solving Algebraic Equations With Roots and Exponents
Solving Algebraic Inequalities
Solving and Graphing Polynomial and Rational Inequalities
Solving Exponential and Logarithmic Equations: Professor Dave Explains
Solving Higher-Degree Polynomials by Synthetic Division and the Rational Roots Test
Solving Quadratics by Completing the Square
Solving Quadratics by Factoring
Solving Quadratics by Using the Quadratic Formula
Solving Systems of Two Equations and Two Unknowns: Graphing, Substitution, and Elimination
Solving Systems Using Cramer's Rule
Solving Trigonometric Equations: Professor Dave Explains
Special Lines in Triangles: Bisectors, Medians, and Altitudes
Special Relativity Part 1: From Galileo to Einstein
Special Relativity Part 2: Time Dilation and the Twin Paradox
Special Relativity Part 3: Length Contraction
Special Relativity Part 4: Mass-Energy Equivalence or E
Special Sounds in Italian
Specialization and Division of Labor
Spectrophotometry and Beer's Law
Square Roots, Cube Roots, and Other Roots
Stages of Animal Development: Cleavage, Gastrulation, Organogenesis
Standing Waves and Harmonics
Star and Galaxy Formation in the Early Universe
Star Systems and Types of Galaxies
Stereochemistry: Enantiomers
Stereochemistry: Meso Compounds, Diastereomers
Stereospecificity vs. Stereoselectivity and Regiospecificity vs. Regioselectivity
Stokes's Theorem
Stop Misusing Logical Fallacies
Strecker Amino Acid Synthesis: YouTube
Structure and Immune Function of the Lymphatic System
Structure Of The Cell Membrane: Active and Passive Transport
Structuring of Wages and Minimum Wage
Subjunctive and Relative Clauses in Italian: Congiuntivo Nelle Relative
Subjunctive and the Sequence of Tenses in Italian: Concordanza dei Tempi
Subjunctive vs. Infinitive in Italian: Congiuntivo o Infinito?
Subjunctive With Conjunctions in Italian: Congiuntivo con Congiunzioni
Subjunctive With Indefinites in Italian: Congiuntivo con Gli Indefiniti
Subscribe to Professor Dave Explains!
Subspaces and Span
Superlatives in Italian: Relative and Absolute
Supply and Demand: Professor Dave Explains
Suspicious0bservers is a Pseudoscientific Doomsday Cult
Synthetic Biology and Materials Science Part 1: Biological Manufacturing
Synthetic Biology and Materials Science Part 2: Nature-Made Plastics
Syphilis: Treponema pallidum
Taxonomy of Bacteria: Identification and Classification
Taylor and Maclaurin Series
TEASER
Techniques for Sampling and Analysis in Dendrochronology
Telling Time in Italian
Temperature and Gas Solubility
The 10 Things That All Flat Earthers Say
The 18 Electron Rule for Transition Metal Complexes
The 8 Classes of Minerals Part 1: Native Elements, Oxides, Halides, and Sulfides
The 8 Classes of Minerals Part 2: Carbonates, Sulfates, and Phosphates
The Alpha Centauri System
The Antibiotics Revolution Part 1: Sulfa Drugs
The Antibiotics Revolution Part 2: Penicillins and Cephalosporins
The Autonomic Nervous System: Sympathetic and Parasympathetic Divisions
The Biopsychology of Consciousness
The Biopsychology of Sleeping and Dreaming
The Birth of Microbiology
The Birth of the Pharmaceutical Industry
The Brain and Language
The Cell Cycle and its Regulation
The Central Nervous System: The Brain and Spinal Cord
The Chemical Bond: Covalent vs. Ionic and Polar vs. Nonpolar
The Chemistry of Air Purification
The Chemistry of Arynes (Benzyne)
The Circulatory System Part 1: The Heart
The Circulatory System Part 2: Blood Vessels
The Circulatory System Part 3: The Lymphatic System
The Common Cold (Rhinovirus)
The Common Ion Effect: Professor Dave Explains
The Complement System: Classical, Lectin, and Alternative Pathways
The Composition and Function of Blood
The Composition of Rocks: Mineral Crystallinity and Bonding Types
The Definite Article and its Use in Italian
The Delicious Unraveling of James Tour
The Development of Plate Tectonics
The Difference Between Fiscal and Monetary Policy
The Digestive System
The Distance Formula: Finding the Distance Between Two Points
The Distributive Property for Arithmetic
The Divergence Theorem
The Double-Slit Experiment
The Earth is Definitely Not Flat
The Easiest Way to Memorize the Trigonometric Unit Circle
The End of the Universe: Hot or Cold?
The Endocrine System
The Evolution of Populations: Natural Selection, Genetic Drift, and Gene Flow
The First Law of Thermodynamics: Internal Energy, Heat, and Work
The Five Core Dimensions of Personality
The Formation and Regulation of Monopolies
The Formation of The Earth and The Moon
The Formation of the Milky Way Galaxy
The Formation of the Solar System and the Structure of the Sun
The Four Factors of Production
The Fundamental Theorem of Calculus: Redefining Integration
The Future Colonization of Space: Terraforming and Dyson Spheres
The Future of Renewable Energy: Becoming a Type 1 Civilization
The Future of Space Travel: Fusion Engines, Warp Drives, and Wormholes
The Gram-Schmidt Process
The Haloform Reaction: Professor Dave Explains
The Heisenberg Uncertainty Principle Part 1: Position/Momentum and Schrödinger's Cat
The Heisenberg Uncertainty Principle Part 2: Energy/Time and Quantum Fluctuation
The History of “Il Carnevale” in Italia
The History of Microscopy
The History of Olive Oil Part 1: From the Ancients to Today
The History of Olive Oil Part 2: Modern Production
The History of Pasta and Types of Pasta in Italy
The History of Pizza and Types of Pizza in Italy
The Human Reproductive System
The Immune System: Innate Defenses and Adaptive Defenses
The Inflammasome
The Inflammatory Response
The Integumentary System
The Italian Calendar: Seasons, Months of the Year, and Days of the Week
The Labor Force
The Law of Conservation of Matter
The Law of Cosines
The Law of Sines
The Laws of Thermodynamics, Entropy, and Gibbs Free Energy
The Layers of the Ocean
The Life and Death of Stars: White Dwarfs, Supernovae, Neutron Stars, and Black Holes
The Materials of the Future: Interesting Allotropes of Carbon
The Mean Value Theorem For Integrals: Average Value of a Function
The Mechanism of Muscle Contraction: Sarcomeres, Action Potential, and the Neuromuscular Junction
The Mole: Avogadro's Number and Stoichiometry
The Muscular System
The Origin of Life on Earth
The Origin of Multicellular Life: Cell Specialization and Animal Development
The Passive Voice in Italian: Il Passivo
The Periodic Table: Atomic Radius, Ionization Energy, and Electronegativity
The Peripheral Nervous System: Nerves and Sensory Organs
The Plague: Yersinia pestis
The Pronoun Ci in Italian
The Pronoun Ne in Italian
The Psychology of Emotion
The Psychology of Emotion and Stress
The Psychology of Morality
The Purpose of Mixed Economies
The Pythagorean Theorem
The Quantum Barrier Potential Part 1: Quantum Tunneling
The Quantum Barrier Potential Part 2: Defining the Transmission and Reflection Coefficients
The Quantum Harmonic Oscillator Part 1: The Classical Harmonic Oscillator
The Quantum Harmonic Oscillator Part 2: Solving the Schrödinger Equation
The Quantum Harmonic Oscillator Part 3: Interpretation and Application
The Respiratory System: Professor Dave Explains
The SAFIRE Project Is Not Real Science (Electric Sun Model Debunked)
The Science of Cremation and Memorial Diamond Formation
The Second Law of Thermodynamics: Heat Flow, Entropy, and Microstates
The Sensorimotor System and Human Reflexes
The Skeletal System
The Standard Model of Particle Physics
The Structure and Physiology of the Human Brain
The Structure of Wood and Ring Anomalies
The Subjunctive Mood in Italian: Il Congiuntivo
The Third Law of Thermodynamics: Absolute Zero
The Triangle Midsegment Theorem
The Urinary System
The Vector Cross Product
The Vector Dot Product
The Wilson Cycle and Plate Boundaries
The Zeroth Law of Thermodynamics: Thermal Equilibrium
Theodore Roosevelt: The Rough Rider (1901-1909)
Theoretical Probability, Permutations and Combinations
Thermochemistry: Heat and Enthalpy
Thin Layer Chromatography (TLC): Professor Dave Explains
Thomas Jefferson: Author of the Declaration of Independence (1801-1809)
Three-Dimensional Coordinates and the Right-Hand Rule
Three-Dimensional Shapes Part 1: Types, Calculating Surface Area
Three-Dimensional Shapes Part 2: Calculating Volume
Titration of Strong Acid With Strong Base: Professor Dave Explains
To Know in Italian: Sapere vs. Conoscere
Transcription and Translation: From DNA to Protein
Transforming Algebraic Functions: Shifting, Stretching, and Reflecting
Trigonometric Functions: Sine, Cosine, Tangent, Cosecant, Secant, and Cotangent
Types of Angles and Angle Relationships
Types of Assets: Financial, Tangible, and Intangible
Types of Bonding in Transition Metal Systems and Simple Ligands
Types of Colloids and Their Properties
Types of Goods and the Four Main Economic Systems
Types of Immune Cell Receptors
Types of Immune Cells Part 1: Immune Cell Function
Types of Immune Cells Part 2: Myeloid and Lymphoid Lineages
Types of Matrices and Matrix Addition
Types of Matter: Elements, Compounds, and Mixtures
Types of Nebulae: Stellar Nurseries and Star Remnants
Types of Photosynthesis in Plants: C3, C4, and CAM
Types of Plant Cells
Types of Plant Tissues
Types of Quadrilaterals and Other Polygons
Types of Silicates Part 1: Orthosilicates, Disilicates, and Cyclosilicates: Professor Dave Explains
Types of Silicates Part 2: Inosilicates, Phyllosilicates, and Tectosilicates: Professor Dave Explains
Types of Speciation: Allopatric, Sympatric, Peripatric, and Parapatric
Types of Tissue Part 1: Epithelial Tissue
Types of Tissue Part 2: Connective Tissue
Types of Tissue Part 3: Muscle Tissue
Types of Tissue Part 4: Nervous Tissue
Types of Triangles in Euclidean Geometry
Types of Unemployment: Frictional, Structural, Cyclical, and Seasonal
Typhoid Fever: Salmonella typhi
Ugi Reaction: YouTube
Ulysses S. Grant: Civil War Hero (1869
Understanding Differentiation Part 1: The Slope of a Tangent Line
Understanding Differentiation Part 2: Rates of Change
Understanding Exponents and Their Operations
Understanding Fractions, Improper Fractions, and Mixed Numbers
Understanding How Prices Work in a Free Market
Understanding Limits and L'Hospital's Rule
Understanding Matrices and Matrix Notation
Understanding Transaction and Trade
Understanding Vector Spaces
Understanding Wealth Inequality
Unicellular Life Part 1: Bacteria
Unicellular Life Part 2: Archaea and Protists
Uniform Circular Motion and Centripetal Force
Unpacking the Schrödinger Equation
Uranus: It's Pronounced "YOOR-uh-nus"
Use of the Word Bello and Clothing Vocabulary
Use of the Word Buono in Italian
Use of the Words: Molto, Poco, and Troppo
Using Passato Prossimo with the Verb: Avere
Using Passato Prossimo with the Verb: Essere
Valence Bond Theory, Hybrid Orbitals, and Molecular Orbital Theory
Vector Fields, Divergence, and Curl
Venus: Earth's Sister Planet
Verifying Trigonometric Identities: Professor Dave Explains
Vilsmeier Reaction
Virus-Cell Interactions Part 1: Productive vs. Non-Productive
Virus-Cell Interactions Part 2: Multicellular Hosts
Viruses: Molecular Hijackers
Viscosity, Cohesive and Adhesive Forces, Surface Tension, and Capillary Action
Visual Processing and the Visual Cortex
Visualizing a Nucleosome in Virtual Reality
Visualizing DNA in Virtual Reality
Visualizing Molecular Geometry With 3D Software
Visualizing the Human Brain
VSEPR Theory and Molecular Geometry: Professor Dave Explains
Wal Thornhill is a Complete Fraud (Thunderbolts Project Debunked)
Warped Spacetime, Gravitational Lensing, and Gravitational Waves (Corroborating General Relativity)
Warren G. Harding: Posthumous Scandal (1921
Wave Mechanics: Professor Dave Explains
Wave-Particle Duality and the Photoelectric Effect
Wavefunction Properties, Normalization, and Expectation Values
Welcome to Professor Dave Explains!
West Nile Virus (Genus Flavivirus)
What Are Electrolytes?
What Are Standard Conditions?
What are the Types of Numbers? Real vs. Imaginary, Rational vs. Irrational
What is a Derivative? Deriving the Power Rule
What is Cancer?
What is COVID-19? (Coronavirus Update)
What is Happiness?
What is Integration? Finding the Area Under a Curve
What is Light? Maxwell and the Electromagnetic Spectrum
What is the Zero-Point Energy?
What Sounds do Italian Animals Make?
Whooping Cough: Bordetella pertussis
Why Do Countries Turn to Command Economies?
Why Do People Like Free Markets?
Why Do We Have Central Banks?: Professor Dave Explains
Why You Should Never Say "It's Just A Theory"
Widefield and Confocal Fluorescence Microscopy
Will Synthetic Vitamins Make Me Explode?
William Henry Harrison: Hey, What Happened? (1841)
William Howard Taft: Plus-Sized President (1909-1913)
William McKinley: Annex Like the Dickens (1897
Williamson Ether Synthesis: YouTube
Wittig Reaction: YouTube
Wolff-Kishner Reduction: YouTube
Woodrow Wilson: A World War and a League of Nations (1913
Work and Energy: Professor Dave Explains
Working With Percentages
Writing Chemical Equations in Words
Zaitsev and Hofmann Elimination Products
Zika Virus (Genus Flavivirus)
Zooming Out From Earth to the Edge of the Observable Universe
Jumps
Professor Dave Explains