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 ...

Astronomers have made an extraordinary discovery—for the first time, scientists have directly observed two alien planets ...

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 ...

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

WASHINGTON (Reuters) -In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, ...

Tylos (or WASP-121b) is a gaseous, giant exoplanet located some 900 light-years away in the constellation Puppis. Astronomers have used four massive telescopes in Chile to look into a planet's ...

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.

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 ...