Mars has long been cast as a world that lost its chance at life early, a frozen relic that dried out billions of years ago. A wave of new research is now challenging that script, arguing that pockets ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly alkaline ones. Perseverance’s discoveries guide future sampling and strengthen ...

NASA's Perseverance rover has uncovered its strongest evidence yet that Mars may once have supported life, and in rocks younger than scientists expected. A paper published Wednesday in Nature details ...

Mars may have a network of liquid water flowing through the frozen ground. All buried permafrost, on Earth and beyond, is expected to host narrow veins of liquid, and new calculations show on Mars, ...