While the Webb Telescope watched exoplanet K2‑18b glide across its parent star, sulfur‑bearing gases appeared in the planet’s ...

On a faraway planet, James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by living ...

A new study analyzing data from NASA's Perseverance rover has uncovered compelling evidence of multiple mineral-forming events just beneath the Martian surface -- findings that bring scientists one ...