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

The new work suggests that the edge of the dichotomy was eroded back by hundreds of kilometers during the time when an ocean ...

Ever since the discovery of methane on Mars, scientists have wondered if the Red Planet might harbor life. Now, researchers know where to look: deep under the surface of a broad Martian plain. The ...

The nadir channel is aligned perpendicular to the surface of Mars, as if looking straight down at the surface. The ESA credited the photo to the German Aerospace Center and Free University of ...

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction. Billions of years ...

Together, these factors emphasize the importance of studying Mars’ ancient hydrothermal activity to better understand its surface hydrology and deeper geologic history. Martian meteorites offer ...