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

"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 fainter early on." New research suggests that temperatures on ancient Mars ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

Thousands of mysterious clay mounds found on Mars were formed by ancient water on the Red Planet's barren northern plains, ...

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

Scientists confirm the existence of liquid water on Mars, altering our understanding of the Red Planet. Evidence of wave ripples formed by water and wind 3.7 billion years ago suggests Mars could ...

Get Instant Summarized Text (Gist) Ancient wave ripples on Mars, discovered by NASA's Curiosity rover, indicate the presence of ice-free, shallow lakes around 3.7 billion years ago. These ripples ...

Scientists may have figured out how Mars hung onto its surface liquid water in its ancient history via alternating periods of ...