Sand dunes in a vast area of northern Mars long thought to be frozen in time are changing with both sudden and gradual motions, according to research using images from a NASA orbiter. These dune ...

Though Mars, the Red Planet, is a vast and inhospitable land today, scientists think it once resembled our very own Earth — the Blue Planet, if you will. More specifically, experts say Mars once had a ...

With its hills and distant mountains, the landscape seems somehow familiar yet at the same time eerily alien. The striking image was captured just recently by NASA’s Curiosity rover as it continues ...

For the past year, NASA’s Curiosity Mars rover has been traveling through a transition zone from a clay-rich region to one filled with a salty mineral called sulfate. While the science team targeted ...

For decades, crewed missions to Mars have been framed as a distant dream, but planetary scientists are now converging on a ...

A Mars landscape with NASA’s Ingenuity helicopter seen on the dune in the distance. NASA/JPL-Caltech/ASU NASA’s Mars rover, Perseverance, has captured an image (above) showing the final resting place ...

Mars has long served as inspiration to many a science fiction writer in search of a home planet for their imagined extraterrestrials. But could the terrestrial red planet ever have actually been home ...

U.S. Geological Survey releases huge amounts of Mars data in ready-to-use formats. This will allow scientists and the public to view Mars at high resolution with unprecedented ease. There is a huge ...

Scientists got a rare look at the curving Martian landscape thanks to images captured by NASA's 2001 Mars Odyssey orbiter, the space agency announced Tuesday. NASA revealed multiple new panoramic ...

Over the years, multiple missions to Mars have revealed its intriguing history, but a recent discovery by NASA's Curiosity rover has the potential to reshape our understanding of the planet. According ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. My ...