How To Kill A Planet

Today on Far Future Horizons we take a close look 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.

This episode of the acclaimed science series Naked Science can be purchased from the National Geographic Channel’s online store.

Naked Science: How To Kill A Planet 

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