Astronomers published evidence of possible biosignatures on the planet K2-18b earlier this month, but another look at the ...

Avi Loeb, a Harvard professor of science and theoretical physicist, told NewsNation that while dimethyl sulfide and dimethyl ...

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

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

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 ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

Does alien life exist on an exoplanet? On TikTok, a University of Oxford astrophysicist cast doubt that extraterrestrial life may exist on K2-18b.

It would take 120 years to travel to planet K2-18b at the speed of light. Here's how we know what could lie there.

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

Using the James Webb Space Telescope, astronomers are working to confirm potential evidence of life on a distant exoplanet ...

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 ...