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

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

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

Despite its current dry and cold state, evidence suggests ancient Mars had significant amounts of liquid water in the form of ...

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

The lead author of a new study pointing to more proof of water on Mars says it brings scientists a step closer to determining ...

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

In those drill sites, Curiosity detected deposits containing an iron carbonate material called siderite. According to Ben ...

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

“The discovery of abundant siderite in Gale Crater represents both a surprising and important breakthrough in our understanding of the geologic and atmospheric evolution of Mars,” Benjamin Tutolo, ...

The Curiosity rover, which landed on Mars in 2012 to explore whether ... effect to the point that it could sustain bodies of liquid water on its surface. There are features on the Martian ...