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Why NASA Punched an Asteroid

Where did life come from? It’s one of the biggest questions humans have ever asked — and the answer might be locked in ancient space rocks that were around before life began. To find out, NASA pulled off one of its most ambitious missions ever, landing on an asteroid and sending a rock sample back to Earth. Today, we’re going to take a look at what it brought back.

Why NASA Punched an Asteroid

14m 28s

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    The Real (Weird) Way We See Numbers

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