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

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 ...

The surface of Mars is extremely cold, irradiated, and desiccated. But at one time, the planet was much warmer and wetter, ...

Scientists have pondered why Mars seemed to be missing sufficient carbonates indicative of its warm, wet past. Now, NASA’s ...

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

Researchers bombarded lichens with a year's worth of Martian radiation in just 5 hours — and they survived, hinting that the ...

Whether anything ever lived on Mars is unknown. And the present environment, with harsh temperatures, intense radiation, and ...

A MYSTERIOUS hole on Mars could be harbouring alien life in an extensive network of underground tunnels, according to Nasa. From orbit, scientists have captured a deep pit on the Red Planet that ...

NASA has revealed a 328-foot-wide hole on Mars, potentially a gateway to subterranean caves that could harbor alien life.

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long ...