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

With the James Webb Space Telescope, astronomers say they are working to confirm potential evidence of life on a distant ...

A new study by astronomers about distance planet K2-18b has led to what they’re calling one of the most promising sign of extraterrestrial life in the universe.

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...