Using the James Webb Space Telescope, the team detected chemical fingerprints within the atmosphere of K2-18b that suggest ...

The study authors suggest their findings indicate liquid oceans and a hydrogen atmosphere but others have countered it could ...

NASA’s James Webb Space Telescope detected an intriguing compound in the atmosphere of the exoplanet K2-18 b, but scientists are divided about what the chemical means ...

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

The latest discovery has researchers tentatively excited, but proposed budget cuts to NASA could throw a wrench in any future ...

Astronomers have detected molecules on exoplanet K2-18b that may have been produced by simple organisms, claiming it's the ...

Researchers say they discovered evidence that early Earth was home to more hydrogen than previously thought, calling into ...

A chemical called dimethyl sulfide popped up in an analysis of exoplanet K2-18b’s atmosphere. On Earth, it’s only made by ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

New JWST data strengthens earlier hints that K2-18b, a possible water world 120 light-years away, could host the chemical byproducts of life.

Mars could have “once been home to alien lifeforms” as NASA makes a bombshell Red Planet discovery - and experts have even ...

Other scientists urged caution. A "molecule glimpsed in the air of a planet 729 trillion miles away is a thin reed upon which ...