The southern highlands of Mars (which cover about two-thirds of the planet's surface) rise as much as 5 or 6 kilometers ...

The area containing the clay-bearing mounds is geologically connected to Oxia Planum, which is where Rosalind Franklin will ...

A puzzle about Mars has intrigued scientists for decades. The planet’s two hemispheres are strikingly different in structure.

"Rootless cones form when lava flows over wet or icy ground, causing it to boil and explode," said Dundas. "The region around ...

They come in two categories: shergottites and nakhlites. Each paints a distinctly different picture of Mars' geologic history. In a study published in the Proceedings of the National Academy of ...

Discoveries of clay minerals in Martian mounds by researchers indicate that Mars once had large bodies of water billions of ...

Mars exploration also inspires people around the world. Missions like the Mars rovers and the recent Ingenuity helicopter ...

NASA recently released an overhead view of what appears to be massive kidney beans found on Mars' northern hemisphere. In ...

The study of ancient lava formations on Mars is the most complete to date from a series of observations conducted on the ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...

The new work suggests that the edge of the dichotomy was eroded back by hundreds of kilometers during the time when an ocean ...