"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

Imagine being abducted by aliens in the middle of the night, beaming up into the strange monochromatic interiors of a colossal spaceship. You’re placed on a bench within a spherical pod, fearing the ...

When scientists using NASA's Cassini space probe discovered organic compounds in blocks of ice from Enceladus, they wondered if this meant the Saturnian moon might have the ingredients for life. Six ...

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