Life Detection

1 article

Split image comparing a distant exoplanet K2-18b with potential biosignatures to a Martian rock sample with more convincing signs of life.

Scientists detect potential signs of life on distant exoplanet

Despite headlines celebrating the detection of dimethyl sulfide on the distant exoplanet K2-18b, a recent survey reveals astrobiologists are actually more persuaded by potential biosignatures found in

David Grossman·June 6, 2026