NASA's MAVEN spacecraft, which has orbited Mars since 2014, went quiet abruptly in early December. Efforts to reestablish a ...

All evidence points to Mars having had a carbon dioxide-rich atmosphere billions of years ago, but insufficient carbonates in Martian soil challenge this theory. Now, a new study using data from ...

(NEW YORK) — Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick atmosphere, which kept it warm enough to support flowing water on its ...

For decades, scientists treated Martian dust storms as mostly mechanical events, driven by wind and sunlight rather than ...

It's not entirely clear how neighboring planet Mars went from a presumably life-supporting planet to a place as dead as all others in the solar system. We do know, however, that whatever water and ...

The latest data from NASA’s robotic explorers on Mars has revealed a signal that does not fit neatly into any category ...

Mars isn’t just dusty—it crackles with electricity. Scientists discovered that dust devils can generate tiny electric sparks, ...

Electrical sparks inside Martian dust devils have been detected for the first time, reshaping how scientists understand the ...

NASA’s Perseverance rover recorded sounds from Mars dust devils and revealed tiny electric sparks shaping the planet’s ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, researchers think they have a good explanation for a warmer, ...