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

As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

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

"Past climates with surface and shallow-subsurface liquid water are recorded by Mars's sedimentary rocks, including strata in the approximately 4-kilometer-thick [circa 2.5 miles thick] record at Gale ...

Sheel and his team found that when the atmosphere of Mars is laden with dust, the atmosphere becomes less conductive, ...

Olympus Mons on Mars is the tallest mountain in the solar system, rising an astonishing 21 kilometers high, nearly two and a half times taller than Mount Everest. But its true scale isn’t just about ...

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 ...

Mars, also known as the Red Planet, is home to some of the most dramatic weather systems in the solar system. The dust raised ...

A discovery made by a NASA rover has offered a clue for this mystery, new research said Wednesday, suggesting that while ...

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

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

If humans are ever going to live beyond Earth, they'll need to construct habitats. But transporting enough industrial ...