11 minutes

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The Secret Lives of Scientists: Space Explorers Edition

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Where do astronauts get their start? What inspired Neil deGrasse Tyson to become an astrophysicist? Here are the origin stories of some of our greatest scientific and cultural icons!

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4 minutes

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What the Heck is a Leap Year?

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Ever wondered what a Leap Year is really all about? It turns out, Leap Years are a little more complicated than we usually think! Don’t worry, Niel Degrasse Tyson is here to explain!

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