Artificial Gravity: Cosmic Wheels and Hurtling Towers

   
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Inside Gerard K. O'Neill's 1976 dream for a massive, artificial gravity-enabled Bernal sphere space station.  Gerard K. O'Neill/©NASA/Corbis
Inside Gerard K. O'Neill's 1976 dream for a massive, artificial gravity-enabled Bernal sphere space station. Gerard K. O'Neill/©NASA/Corbis

Humans are creatures of gravity. We’re born into it. Life as we know it evolved to thrive in it. So what’s a gravitational organism to do in the low-gravity and zero-gravity expanses beyond Earth? You can’t bring it with you, but scientists have cooked up a few different schemes to replicate its effects. Join Robert and Joe for a full exploration in this episode of the Stuff to Blow Your Mind podcast.

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