Why don't we live underground?
Sep 11, 2008 ·
15m 35s
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Description
Humanity has adapted to life on the surface. We like sunlight and fresh air -- but do we need it to survive? Check out this HowStuffWorks podcast to learn more...
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Humanity has adapted to life on the surface. We like sunlight and fresh air -- but do we need it to survive? Check out this HowStuffWorks podcast to learn more about living underground.
show less
Information
| Author | HowStuffWorks.com |
| Organization | HowStuffWorks.com |
| Website | - |
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