When you buy through links on our articles, Future and its syndication partners may earn a commission. Some scientists think alien life could thrive in the clouds of Venus, seen here by Japan's ...

Scientists have spotted two gases in Venus's atmosphere that may be the fingerprints of life on our hostile neighbor. Phosphine gas and ammonia gas have been detected in the planet's thick, hot ...

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its massive under-ice liquid water oceans. It also displays water vapor plumes ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Is there life on Venus? A new space mission led by the U.K.

Scientists have given a stark warning to anyone hoping that Venus might once have been home to alien life: stop. For decades, astronomers have speculated that our closest neighbour might once have ...

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For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” who look suspiciously like us in rubber suits. The scientists who actually ...