Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more ...

Thin, seasonal ice may have protected ancient lakes on Mars, allowing liquid water to last for decades despite cold ...

Ancient Mars is starting to look less like a scattered patchwork of dried-up valleys and more like a planet once ruled by continent-scale rivers. For the first time, scientists have traced giant ...

Mars once had sprawling river systems that rivaled major watersheds on Earth, and scientists have now identified the biggest ones for the first time. Researchers mapped 16 massive drainage basins ...

New research has mapped 16 extensive, interlaced river systems on Mars, dating back approximately 3.7 billion years to the Early Hesperian Period. These large river systems, despite covering only ...

What can mapped drainage systems on Mars teach scientists about the red planet's watery past? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to ...

"We did the simplest thing that could be done — we just mapped them and pieced them together." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Mars’ Jezero Crater holds signs of ancient water and strange mineral reactions, some linked with organic compounds. With Perseverance’s samples and AI-refined mineral maps, scientists are closing in ...