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See what happens if we discover alien life on Europa

The curious minds at What If explore what would happen if we found life on Jupiter's moon Europa.

Alien Life

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What could alien life look like? These Earthlings offer clues.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...
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What would aliens really look like? Here's what the science says. And no, it's not little green men.

We talk to astronomer Professor Jon Willis about what form alien life may take based on evidence we find on Earth ...