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

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

Elon Musk aims to colonize Mars despite challenges such as its extreme climate, thin atmosphere, and lack of liquid water.

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis.

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) ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to ...

Curiosity rover cracked open a Martian rock, revealing a sight never before seen on Mars - a dazzling display of yellow ...

Mars may once have held enough water to fill oceans and form coastlines. The planet’s red dust contains water and likely formed in cold conditions.

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its atmosphere, however, surface water could no longer persist. The fate of Mars's ...

The idea that Mars was once capable of holding ... of the present-day Martian dust that hints to the planet not only being able to support water, but also that it could have been habitable.