A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

"If the ultimate result of this story is that the public is more circumspect about future claims of life detection, that's ...

Does alien life exist on an exoplanet? On TikTok, a University of Oxford astrophysicist cast doubt that extraterrestrial life ...

Scientists have found a nearby planet that appears to be teeming with life, and now we may know what it looks like. The ...

A study suggesting the exoplanet K2-18b shows potential signs of alien life has been met with skepticism from the scientific ...