Noosphere
<p>via Wikipedia:
The <b>noosphere</b> (<a href="https://en.wikipedia.org/wiki/Help:IPA_for_English" title="Help:IPA for English">/ˈnoʊ.əsfɪər/</a>; sometimes <b>noösphere</b>) is the sphere of human thought.<sup id="cite_ref-1" class="reference"><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-1">[1]</a></sup><sup id="cite_ref-2" class="reference"><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-2">[2]</a></sup> The word derives from the <a href="https://en.wikipedia.org/wiki/Greek_language" title="Greek language">Greek</a> νοῦς (<a href="https://en.wikipedia.org/wiki/Nous" title="Nous">nous</a> "<a href="https://en.wikipedia.org/wiki/Mind" title="Mind">mind</a>") and σφαῖρα (sphaira "<a href="https://en.wikipedia.org/wiki/Sphere" title="Sphere">sphere</a>"), in lexical analogy to "<a href="https://en.wikipedia.org/wiki/Atmosphere_of_Earth" title="Atmosphere of Earth">atmosphere</a>" and "<a href="https://en.wikipedia.org/wiki/Biosphere" title="Biosphere">biosphere</a>".<sup id="cite_ref-3" class="reference"><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-3">[3]</a></sup> It was introduced by <a href="https://en.wikipedia.org/wiki/Pierre_Teilhard_de_Chardin" title="Pierre Teilhard de Chardin">Pierre Teilhard de Chardin</a> in 1922<a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-4"><sup id="cite_ref-4" class="reference">[</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-4"><sup id="cite_ref-4" class="reference">4</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-4"><sup id="cite_ref-4" class="reference">]</sup></a> in his <a href="https://en.wikipedia.org/wiki/Cosmogenesis" title="Cosmogenesis" class="mw-redirect"><i>Cosmogenesis</i></a>.<a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-5"><sup id="cite_ref-5" class="reference">[</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-5"><sup id="cite_ref-5" class="reference">5</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-5"><sup id="cite_ref-5" class="reference">]</sup></a> Another possibility is the first use of the term by <a href="https://en.wikipedia.org/wiki/%C3%89douard_Le_Roy" title="Édouard Le Roy">Édouard Le Roy</a> (1870–1954), who together with Teilhard was listening to lectures of <a href="https://en.wikipedia.org/wiki/Vladimir_Ivanovich_Vernadsky" title="Vladimir Ivanovich Vernadsky" class="mw-redirect">Vladimir Ivanovich Vernadsky</a> at the <a href="https://en.wikipedia.org/wiki/University_of_Paris" title="University of Paris">Sorbonne</a>. In 1936 Vernadsky accepted the idea of the noosphere in a letter to Boris Leonidovich Lichkov (though he states that the concept derives from Le Roy).<a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-6"><sup id="cite_ref-6" class="reference">[</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-6"><sup id="cite_ref-6" class="reference">6</sup></a><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-6"><sup id="cite_ref-6" class="reference">]</sup></a> Citing the work of Teilhard's biograprapher, Rene Cuenot, Sampson and Pitt stated that although the concept was jointly developed by all three men (Vernadsky, LeRoy, and Teilhard), Teilhard believed that he actually invented the word: "I believe, so far as one can ever tell, that the word 'noosphere' was my invention: but it was he [Le Roy] who launched it."<sup id="cite_ref-7" class="reference"><a href="https://en.wikipedia.org/wiki/Noosphere#cite_note-7">[7]</a></sup></p>