Why Doesn't Time Flow Backwards?

Published 8 years ago in Science. Submitted by thundersnow

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The 1995 Hubble Photo That Changed Astronomy

Published 8 years ago in Science. Submitted by Jabafara

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A Hole in a Hole in a Hole

Published 8 years ago in Science. Submitted by Geekster

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The Faint Young Sun Paradox!

Published 8 years ago in Science. Submitted by fjwjr

Interesting theories..

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Why Mountain Dew Is Worse For Your Teeth Than CocaCola

Published 8 years ago in Science. Submitted by joeman

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