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PBS Space Time
Martian Evolution
Season 3
Episode 25
What will become of humanity after spend a few hundred years on Mars? What will happen after a few thousand? Evolution has, and still is, shaping humanity in rather drastic ways. How long will humans stop being human and become Martian?
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14:28
Challenge question: if 1kg of apples is $5 and 2kg is $10, how much is -1kg of apples?
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The foundations of quantum theory rests on its symmetries.
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Astronomers are the worst at naming things. Dark energy AND dark matter?
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What you think is a perfect reflection might be universe that is fundamentally different.
13:43
Let me tell you a story about virtual particles. It may or may not be true.