Martian lake beds and deltas reveal the Red Planet’s watery past. But many puzzles remain, scientist Bruce Jakosky says.

The Mars water debate continues. A team of scientists suggests vast oceans of water may not be locked within the Red Planet's ...

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) ...

and the international Mars Ice Mapper (MIM) projects, the model is expected to complement further studies that can lead to subsurface water maps of Mars.

Mars exploration has been guided by the search for water. The more complex quest by Mars Science Laboratory for habitable environments should illuminate the Martian environmental history ...

and the international Mars Ice Mapper (MIM) projects, the model is expected to complement further studies that can lead to subsurface water maps of Mars.

The revelations add to the increasing evidence that the red planet once had a warmer, wetter climate as well as an ocean that covered ... water, unlike more ancient regions of Mars, said Aaron ...

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. Water once existed in ...

It’s long been all but settled science that Mars was once home to copious amounts of water. Its surface is ... to have been home to oceans that covered up to one third of the Martian surface.

Seismic readings of the interior of Mars strongly suggest large quantities of water buried 6 to 12 miles underground. Persuasive new evidence supporting the possibility of liquid water deep ...

Did Mars' water escape underground, where it dwells today in vast amounts? Some scientists aren't so sure. Scientists are confident Mars was once abundant with water, as seen in massive flood ...