NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world ...

New evidence of ancient rivers suggests Mars may have been a "blue planet," thanks to an ocean spanning its entire northern ...

Decades of exploration have transformed our understanding of Mars, from Viking landers to the rovers Perseverance and ...

Bright white rocks spotted by NASA’s Perseverance rover are rewriting what we thought we knew about ancient Mars. These ...

"The structures that we were able to identify in the images are clearly the mouth of a river into an ocean." The post ...

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean billions of years ago ...

Was Mars a friendly planet for water, even life, in its ancient past? Huge channel networks run across its surface. Rocks show signs of water immersion. Yet pictures sent back from NASA's Curiosity ...

That’s precisely what Dr. Amanda Steckel’s research suggests! In a recent episode of SETI Live, Dr. Steckel shared how her computer simulations revealed new clues about Mars’ ancient climate.

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that ...

Mars is cold, parched, and extremely dusty. Powerful gusts of wind kick up literal tons of reddish dust that often takes the form of whorls known as dust devils. These winds also shroud the planet in ...

Life from Earth surviving the harsh conditions of Mars? New research suggests it’s possible, but only if you’re a tough ...

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...