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

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

"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 ...

New research reveals ancient ripples on Mars, providing compelling evidence of long-lost lakes that once existed 3.7 billion ...

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

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

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

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

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.

Knowing where to look gives astronauts the best chance at successfully living on the moon, something that has, heretofore, ...

The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.

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