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It's a lazy Saturday afternoon, there's a couple lying naked in bed reading Encyclopediea Brittannica to each other, and arguing about whether the And...more

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Observation: I can’t see a thing.Conclusion: Dinosaurs.

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For me, the most ironic token of [the first human moon landing] is the plaque signed by President Richard M. Nixon that Apollo 11 took to the moon. It...more

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But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Ful...more

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The others would then fall silent and she would continue about doped gallium arsenide detectors, or the ethanol content of the galactic cloud W-3. The...more

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The size and age of the Cosmos are beyond ordinary human understanding. Lost somewhere between immensity and eternity is our tiny planetary home. In a...more

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If we long for our planet to be important, there is something we can do about it. We make our world significant by the courage of our questions and by...more

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Would not a rational society spend more on understanding and preventing, than on preparing for, the next war?

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There is something stunningly narrow about how the Anthropic Principle is phrased. Yes, only certain laws and constants of nature are consistent with ...more

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The symbolism seemed so apt. The same technology that can propel apocalyptic weapons from continent to continent would enable the first human voyage t...more

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I have a foreboding of an America in my children's or grandchildren's time -- when the United States is a service and information economy; when nearly...more

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Cutting off fundamental, curiosity-driven science is like eating the seed corn. We may have a little more to eat next winter but what will we plant so...more

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Why do we put up with it? Do we like to be criticized? No, no scientist enjoys it. Every scientist feels a proprietary affection for his or her ideas ...more

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It is morally as bad not to care whether a thing is true or not, so long as it makes you feel good, as it is not to care how you got your money as lon...more

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Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.