Scientists believe they found fresh proof of an ancient ocean on Mars in the form of a “bathtub ring” it left after it dried ...

NASA's Curiosity Rover discovered a large cluster of polygonal rocks on the planet of Mars, which may indicate evidence of ...

New images released by the European Space Agency that were taken by its Mars Express orbiter show a rapid transformation ...

NASA’s Curiosity rover has unveiled an incredible feature on Mars: intricate geological formations resembling giant spiderwebs, known as boxwork ridges, that stretch across the Martian surface. For ...

Scientists identify a “bathtub ring” feature on Mars that may indicate an ancient ocean, based on landform analysis and ...

This image from NASA’s Mars Reconnaissance Orbiter, acquired May 13, 2018, during winter at the South Pole of Mars, shows a carbon dioxide ice cap covering the region. As the sun returns in the spring ...

The observation of small gullies on Mars was one of the more unexpected discoveries of the Mars Observer Camera (MOC) aboard the Mars Global Surveyor spacecraft. The characteristics of these gullies ...

Each spring, when the winter frost departs, the bulbous bodies and sprawling legs of “spiders” appear across Mars’ southern hemisphere. They’re known as araneiform terrain, and scientists at NASA’s ...

How did the moons of Mars, Phobos and Deimos, form and evolve orbiting the Red Planet? This is what a recent study published in Icarus hopes to address as a team of researchers investigated the ...

What can sand dunes on Earth and Mars teach us about the latter’s wind behavior and atmosphere? This is what a recently awarded NASA grant hopes to address as a PhD student at Texas A&M University ...

"Mars’ wind has often carved odd shapes into the surface through a combination of physical and chemical weathering processes." NASA Responds to Mars 'Rat' Viral Image.