Recent discoveries have unveiled the existence of hidden caves on Mars, raising intriguing questions about the potential for ...

Scientists have identified what appear to be enormous water-carved caves on Mars, revealed through giant skylights in the ...

There might be a hidden ocean's worth of liquid water below the surface of Mars, seismic evidence suggests. According to a new paper published April 25 in the journal National Science Review, ...

The Curiosity Rover from NASA has shared multiple videos from Mars‘ surface that put a spotlight on how remarkable the red planet’s night sky looks. The six-wheeled robot has been rolling along on ...

For years, scientists have been intrigued by mysterious dark streaks running down the slopes of Martian cliffs and craters. These marks, called slope streaks and recurring slope lineae (RSLs), have ...

WEST LAFAYETTE, Ind. — Sometimes scientists must dig and work and sweat to make scientific discoveries. And sometimes a robot rolls over a rock that turns out to be a revelation. That’s what happened ...

NASA released a new video Monday from last week’s historic landing of the rover Perseverance on Mars. “These are the stuff of our dreams. It’s what we’ve been dreaming about,” Al Chen, Perseverance ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were carved by rivers, so it was once warm enough for liquid water. How—and ...

Until recently, Mars was studied only through telescopes and some data that was recorded from early spacecraft. It was thought that Mars' polar regions were the only significant reservoirs of ice, ...