Scientists Suggest That Mars Was Warm and Held Water Billions of Years Ago, Much More Like Earth in the Past Researchers have ...

The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them can help us determine if there was ever enough water on Mars to sustain ...

Scientists confirm the existence of liquid water on Mars, altering our understanding of the Red Planet. Evidence of wave ...

NASA's Rover found ripples in Martian rock that resemble the wave patterns on a sandy lake bed on Earth. The ripples could ...

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

Whether Mars ever had liquid water has long been a subject of debate among scientists, and a study published recently offers compelling evidence. Researchers evaluating data collected by NASA’s ...

NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

Humans are inching closer to living beyond Earth, but sustaining life on the moon or Mars requires a critical resource: water ...

"Rootless cones form when lava flows over wet or icy ground, causing it to boil and explode," said Dundas. "The region around Athabasca Valles is covered by a huge lava flow field, and seeing rootless ...