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

A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

Scientists have known for a while that Mars currently lacks a magnetic field, and many blame that for its paltry atmosphere – ...

In a nutshell NASA’s Curiosity rover discovered large deposits of siderite, a type of iron carbonate, in Gale Crater, ...

"Before Hubble, no generation ever had access to unimaginably vibrant views of space, stretching almost all the way back to ...

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

“The discovery of abundant siderite in Gale Crater represents both a surprising and important breakthrough in our ...

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

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

Plenty of evidence indicates that water once flowed on the surface of Mars and that the planet once had a carbon dioxide-rich atmosphere, and this set of conditions should’ve interacted with ...

But for that to happen, the planet also would have needed to be warmer, with higher air pressure. That has led them to believe that though Mars' atmosphere is extremely thin today, it must have ...

NASA’s Curiosity rover has made a major discovery that could help explain what happened to Mars’ ancient atmosphere—and why ...