Huge shells of frozen carbon dioxide at Mars' south polar cap resulted in subsurface meltwater, which fed a huge system of rivers, lakes and even a sea, a new study suggests.

On the flanks of Martian mountains and crater rims, curious shapes sprawl outward like thick syrup frozen mid-flow. But these are not rivers of rock or lava. They’re massive glaciers, hidden under ...

Martian glaciers are mostly pure ice across the Red Planet, suggesting they might potentially be useful resources for any explorers that might land there one day, a new study finds. For decades, ...

A new study suggests that some Martian glaciers may contain much higher quantities of water ice than previously thought. Although previous studies have postulated that the Red Planet's glaciers may be ...