Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious. Using data from the James Webb Space Telescope (JWST), the ...

WASHINGTON, April 16 (Reuters) - In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our ...

For decades, the search for life on Mars has been a story of hints and maybes, of chemical curiosities that stopped just short of a clear biological signal. That changed this year when a single, ...

This April, news reports linked the stinky gas dimethyl sulfide (DMS) in the atmosphere of a distant exoplanet called K2-18b to possible life on it. The reports, prompted by work led by astronomer ...

An illustration shows a hycean world – an exoplanet with a liquid water ocean beneath a hydrogen-rich atmosphere – orbiting a red dwarf star. Based on observations by the James Webb Space Telescope, ...

WASHINGTON >> In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, ...