"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 ...

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

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

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

The findings are the result of the ongoing studies performed by NASA’s Curiosity rover, which has been scouring the red ...

"Rootless cones form when lava flows over wet or icy ground, causing it to boil and explode," said Dundas. "The region around ...

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

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic mission may investigate the area one day.

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

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

Discoveries of clay minerals in Martian mounds by researchers indicate that Mars once had large bodies of water billions of ...

The study of ancient lava formations on Mars is the most complete to date from a series of observations conducted on the ...