See To Believe on MSN4d
What If We Built the World's Deepest Bunker?Hundreds of meters underground. Large enough to house tens to hundreds of thousands of people. And walls strong enough to ...
New 'Paradise' and other TV shows, movies build interesting worlds where an elite few find shelter after apocalypse.
Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet.
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