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There is no science in this world like physics. Nothing comes close to the precision with which physics enables you to understand the world around you...more

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Philosophically, the universe has really never made things in ones. The Earth is special and everything else is different? No, we've got seven other p...more

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The knowledge that the atoms that comprise life on earth - the atoms that make up the human body, are traceable to the crucibles that cooked light ele...more

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If everyone had the luxury to pursue a life of exactly what they love, we would all be ranked as visionary and brilliant. … If you got to spend every ...more

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Even with all our technology and the inventions that make modern life so much easier than it once was, it takes just one big natural disaster to wipe ...more

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I think that intelligence is such a narrow branch of the tree of life - this branch of primates we call humans. No other animal, by our definition, ca...more

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I fear living a life where I could have accomplished something and didn't. That's what I fear. I don't fear death.

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The universe is almost 14 billion years old, and, wow! Life had no problem starting here on Earth! I think it would be inexcusably egocentric of us to...more

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The urge to want some bit of information to be true often clouds our ability to assess why that information may be false.

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We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.

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Where ignorance lurks, so too do the frontiers of discovery and imagination

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You could also ask who’s in charge. Lots of people think, well, we’re humans; we’re the most intelligent and accomplished species; we’re in charge. Ba...more

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Some molecules - ammonia, carbon dioxide, water - show up everywhere in the universe, whether life is present or not. But others pop up especially in ...more