Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Astronomers have identified GJ 3378b, a super-Earth located 25 light-years away, in the habitable zone of its star, raising ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

'This one's exciting.' ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study suggests alien life could be going undetected because scientists focus more on avoiding false discoveries than missing ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Scientists detected gases on exoplanet K2-18b linked to life on Earth. The James Webb Space Telescope's future results show a ...