For years, scientists believed that Mars was a dry and barren world. However, recent research has revealed something ...

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one: liquid water ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

The Mars rover found geological formations in Gale Crater showing how water percolated beneath the surface, and ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...