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 ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

In a groundbreaking revelation, NASA’s rover discoveries may change everything we thought we knew about thehistory of Mars.

Written by Scott VanBommel, Planetary Scientist at Washington University in St. Louis Earth planning date: Monday, June 30, ...

What can the climate history of Mars teach scientists about whether the Red Planet once had the ingredients for life as we ...

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

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

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

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

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

The Mars rover captured images of low ridges called boxwork patterns, which appear like spiderwebs from space.