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 ...

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

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been ...

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.

Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 ...

Donald Trump may believe the U.S. has a "manifest destiny" to travel to Mars before the end of his second term, but ...

Thousands of mounds and hills in Mars' barren northern plains are full of clay minerals, providing evidence that the rocks ...

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

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