A Harvard professor questions whether research conducted at the University of Cambridge about life on K2-18b is accurate.

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

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

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 ...

"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 ...

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

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

Last week astronomers reported hints of biological activity on a distant planet, but a re-analysis of their data suggests the ...

Researchers using data from the James Webb Space Telescope recently announced they had detected biosignature gases on planet ...

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 ...

In fact, the life that could be – emphasis on the could be – thriving on a distant ocean-covered planet named K2-18b is likely not intelligent at all. But that doesn't make the recent ...