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

The researchers found strong evidence of a chemical called dimethyl sulfide (DMS) in the planet's atmosphere. On Earth, DMS ...

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

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

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 ...

Observations by the James Webb space telescope find possible biological activity on a giant planet 124 light-years from Earth ...

What do you think of when it comes to extra terrestrial life? Most popular sci-fi books and TV shows suggest humanoid beings ...

Fifty years ago, scientists recovered samples of potential extraterrestrial life, but may have unintentionally destroyed it during experiments.

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

While the discovery made by JWST is undeniably a “revolutionary moment” for us, it is not an Archimedes-type “eureka” moment.

Scientists have detected a molecule in the atmosphere of planet K2-18b, 120 light-years away, strongly linked to life on ...

NASA has revealed a 328-foot-wide hole on Mars, potentially a gateway to subterranean caves that could harbor alien life.