One of the big questions about Mars is how wet was it in the past, and why is it so dry today? A new study published online ...

New study shows Mars went through shrinking ice ages, revealing how it lost water and where future missions might find what's ...

A stunning new video, made from Mars Express orbiter data, allows you to soar over a gigantic maze on the Red Planet in ...

Clues hidden in Martian rock suggest the red planet may have once hosted an ocean. Earth’s own ancient rivers are helping ...

What can craters on Mars teach scientists about the Red Planet’s climate history? This is what a recent study published in ...

In a mesmerizing new video, viewers can glide over a 1,300km-long channel on Mars as it cuts through the barren, pock-marked ...

"That would be a really cool discovery by itself," University of Iowa planetary geologist Valerie Payre said. "That would ...

Billions of years ago, water flowed across Mars. Most scientists agree the red planet had rivers. But did those rivers flow into an ocean? New research from the University of Arkansas found strong ...

The Martian surface presents a complex record of geological processes that have spanned billions of years. The planet’s topography reveals evidence of volcanic activity, impact cratering, fluvial ...

Crumpler, Larry S., Squyres, Steven W., Arvidson, Raymond E., Bell, James F., III, Blaney, Diana L., Cabrol, Nathalie A., Christensen, Philip R., DesMarais, D. J ...

At first glance, Mars might seem rather different from our own planet. Mars is dry, with little atmosphere, and no liquid water on its surface. It is half the size of Earth, lacks a planetary magnetic ...

NASA plans to send humans on a scientific round trip to Mars potentially as early as 2035. The trip will take about six to seven months each way and will cover up to 250 million miles (402 million ...