Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might even be within its host star’s “habitable ...

Obama replied “They’re real, but I haven’t seen them, and they’re not being kept in … what is it …?” “Area 51?” the interviewer responded. Then Obama said, “Area 51. There’s no underground facility.

Alien life on a new planet “may not have DNA like humans but might walk on two legs”, experts have revealed. It follows the discovery of an extraterrestrial world around 120 light years away from ...

An ocean world that’s teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

Astronomers using the Hubble Space Telescope have for the first time directly detected the atmosphere of a planet outside our solar system. The unique observation shows it may be possible to find ...

To support alien life, a planet doesn’t have to be exactly like Earth, but it does need a few key ingredients. First, it ...

Astronomers using the James Webb Space Telescope (JWST) have identified what they describe as the most compelling evidence so far for biological activity beyond Earth. The findings focus on the ...