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

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

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

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's climate.

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