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

Based on observations from NASA's James Webb Space Telescope, the study points to alien life on K2-18b, a distant exoplanet ...

"Either our models are in error, or the DMS/DMDS might not exist," Schwieterman told Space.com. "Finding life outside the ...

Test your knowledge of the week in news, and take last week’s quiz here. Jeremy Mikula is the weekend director of platforms ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

The crew of an alien spacecraft entering the Solar System, maybe looking for planets bearing alien life, would be struck by ...

A new research paper in the Astrophysical Journal suggests that Cambridge scientists have managed to find emissions from ...

Last week astronomers reported hints of biological activity on a distant planet, but a re-analysis of their data suggests the claimed molecules may not be there at all ...

On a faraway planet, the James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

A discovery by NASA's space telescope led astronomers to claim the "strongest evidence yet" of alien life has been uncovered ...