A rock containing many smaller round stones could indicate that there was once a large amount of liquid water on the Red ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

New research suggests ancient Mars may have been warm and wet, with rainfall or snowmelt carving its iconic valleys.

Earth action shot the likes of which we've never seen before.On Feb. 28, MRO's HiRISE (High-Resolution Imaging Science ...

For the past four years, NASA 's Perseverance rover has rambled over a region of Mars where scientists say a strong river ...

NASA’s Curiosity rover has uncovered a missing piece in the puzzle of Mars' past atmosphere. Scientists discovered ...

"You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars." ...

Mystery of where all the carbon dioxide went that once made the red planet far more hospitable has puzzled scientists for ...

For the past four years ... challenging a long-held belief that early Mars was mostly cold and icy. Most scientists agree that at least some water existed on the surface during a period about ...

"You'd need meters deep of flowing water to deposit those kinds of ... Furthermore, what's interesting is that hints about Mars' temperate past are also seen in the geological features on Earth.