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 fainter early on." ...

Harvard scientists studying the mystery of water and life on ancient Mars believe they may have finally found a solution.

Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators ...

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 ...

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 ...

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

"This research shows us that Mars' climate was dramatically different in the distant past," Joe McNeil of the Natural History Museum in London said in a statement. "The mounds are rich in clay ...

In 1975, NASA’s Viking mission tested Martian soil for microbial life using liquid water. A recent theory suggests this approach may have destroyed microbes adapted to Mars' dry, salt-driven ...

New research suggests that ancient Mars might have experienced alternating hot and cold periods, enabling it to retain liquid ...

New Paper Examines the Elusive Nature of Liquid Brines on Mars Dec. 16, 2024 — The combination of low temperature, atmospheric pressure and water vapor pressure on Mars means any liquid water ...

"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," team leader Danica Adams, NASA Sagan Postdoctoral ...