Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

Researchers have found new evidence for a massive subsurface ocean on Mars, again raising the possibility of microbial life.

That strengthens arguments suggesting Mars was once home to life. “The finding is relevant to inferring the conditions of early Mars as the composition of minerals on the Mars surface tell us about ...

Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

Seismic readings of the interior of Mars strongly suggest large quantities of water buried 6 to 12 miles underground.

Mars is known as the Red Planet, but scientists are still learning about what gives the planet its distinctive color. New ...

InSight landed on Mars in November 2018 and was charged with digging into the Martian topsoil, listening to winds and dust devils on the planet’s surface, and—perhaps most productively ...

NASA's Perseverance rover, which has been exploring Mars since 2021, fired its laser at some oddly pale rocks on the surface of the Red Planet—and found evidence that Mars may have once been warm, wet ...

For centuries, the Red Planet’s signature hue has fascinated scientists, but the real reason behind its color may be ...

Are subterranean lifeforms viable on Mars? A new interpretation of Martian seismic data by scientists Ikuo Katayama of ...

Mars may have once been a paradise with Earth ... examined data from the layers of soil that comprise the Red Planet’s surface — discovering formations that strongly indicate the presence ...

The first thing most people think of when they consider Mars is its deep red color. The Romans associated the planet with their god of war because it reminded them of blood while the ...