By Will Dunham WASHINGTON, March 18 (Reuters) - Using ground-penetrating radar, NASA's Perseverance rover has detected ...

The latest evidence that Mars was once a warmer, wetter world comes from a surprising place—the hidden subsurface depths of ...

The river delta could be between 3.7 billion and 4.2 billion years old.

A rugged Martian landscape that resembles a vast spiderweb when seen from orbit is offering new insights into the planet’s ...

NASA has given its Perseverance Mars rover a powerful new ability to determine its exact location on the Red Planet without ...

Using ground-penetrating radar, NASA's Perseverance rover has discovered subsurface traces of an ancient river delta on Mars.

There's more evidence that water once flowed on Mars with the discovery of an ancient river delta deep below the surface.

When NASA’s Perseverance rover landed in Jezero Crater in 2021, its primary mission was to scour the remnants of a dried-up Martian lakebed for signs of ancient life. Scientists have been focused on ...

Using NASA’s ground-penetrating radar, the Perseverance rover has discovered underground remnants of an ancient river delta on Mars, providing one of the most compelling pieces of evidence that water ...

An accident on Mars revealed the surprising contents of an otherwise unremarkable rock. (NASA/JPL-Caltech/MSSS) A rock on ...

Ground-penetrating radar reveals a long-lost river system hidden under the surface of Mars. (NASA/JPL/UCLA/UiO/ETH Zurich) ...

AUSTIN (KXAN) — For more than a decade, the Curiosity rover has explored the surface of Mars. In just a few days, it will go dark as NASA loses contact with the Martian explorer. From Dec. 27 to Jan.