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

For decades, scientists have been curious about how much water Mars once had and what led to its gradual transformation into ...

New research from the U of A found strong evidence in Mars' geology of a former ocean in the planet's northern hemisphere.

Clues hidden in Martian rock suggest the red planet may have once hosted an ocean. Earth’s own ancient rivers are helping scientists uncover its watery past. Billions of years ago, water once coursed ...

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

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

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 ...

Edgar once designed science experiments for astronauts to perform. Now she'll be the astronaut performing them.

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 ...

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 ...

Over recent decades, Mars has emerged as a natural laboratory for studying planetary evolution, geomorphology and the interplay between geology and hydrology. In‐situ observations and advanced remote ...

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 ...