A mystery 300-mile wide formation lurking beneath Australia may be the largest asteroid impact crater on Earth

Tech Insider
An artist's illustration shows an asteroid causing a large blast as it crashes into Earth
An artist's impression of what an asteroid impact on Earth would look like.

Mark Garlick/Science Photo Library/Getty Images

To survive nuclear apocalypse, you may have to eat nothing but mushrooms, rats, and insects

Tech Insider : Environment
mushroom farm bunker
Raphael Manet checks the growth of oyster mushrooms at the "Bunker Comestible," (the "edible bunker") in Strasbourg, France.

Vincent Kessler/Reuters

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