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PLANET SCIENCE: How To Kill A Planet (Documentary Film)

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PLANET SCIENCE: How To Kill A Planet 
we take a close at five possible ways to totally obliterating the Earth.
Earth is a 4.5-billion-year-old, 6-trillion-trillion-ton ball of rock. So what would it take to destroy it? NGC challenged some of the world’s greatest scientists to devise their own doomsday situations.  Now, follow along as we delve into five scenarios that may have the potential to obliterate our planet. Does a tiny black hole have the power to destroy our world? Could a self-replicating robot wipe out the Earth? Experts put theories of annihilation to the test. 

 PLANET SCIENCE: How To Kill A Planet 
 Production: National Geographic 
 Duration: 43:31 min
 Subtitles: Greek Built
 Language: English

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