This influential, yet controversial idea requires that the mixture of species on Earth at any moment acts as a collective organism that continuously (yet unwittingly) tunes Earth's atmospheric composition and climate to promote the presence of life... But I'd bet there are some dead Martians and Venusians who advanced the same theory about their own planets a billion years ago.
Neil deGrasse TysonThe show [ StarTalk ] was born as a radio program out of a National Science Foundation grant.
Neil deGrasse TysonThere's the anti-intellectual movement in society and I don't blame them entirely for feeling that way because we all know people, I have many colleagues where you try to hang out with them and they make you feel bad for not knowing what they know. If that's how you interact with people, why would anyone want to be that.
Neil deGrasse TysonThe universe has really never made things in ones. The Earth is special and everything else is different? No, weโve got seven other planets. The sun? No, the sun is one of those dots in the night sky. The Milky Way? No, itโs one of a hundred billion galaxies. And the universe - maybe itโs countless other universes.
Neil deGrasse TysonThe methods and tools of science perennially breach barriers, granting me confidence that our epic march of insight into the operations of nature will continue without end.
Neil deGrasse Tyson