The Algodones Dunes, straddling the borders of California, Arizona, and Mexico, may seem like an unlikely location for Mars ...

Dark “slope streaks,” likely resulting from dust avalanches, stretch across an area of Mars called Acheron Fossae in this ...

Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the planet's violently varying tilt may be a key factor.

Scientists find Mars' glaciers are rich in ice, not rock, revealing clues about its frozen past and its promise for future missions.

Looking at dunes and other rock formations on both Earth and Mars can tell scientists the environmental conditions that ...

Our Red Planet explorers may encounter a peculiar threat. Dust devils on Mars could be crackling with electric currents, according to a new study — and scientists are a little concerned about ...

Dust devils on Mars could be crackling with electric currents, according to a new study — and scientists are a little concerned about this because a buildup of such charge could harm rovers ...

Despite being known as the Red Planet, Mars shows off its swirling yellows, oranges and browns in a new satellite photo from the European Space Agency (ESA).

Northrop Grumman has successfully tested a motor for the first-ever rocket launch from another planet, part of the ambitious Mars Sample Return mission.

NASA's James Webb Super Telescope found something intriguing when studying exoplanets: rain. But not the kind of rain it ...

Understanding the similarities and differences of the deserts on Earth and Mars will help space travelers survive future missions to the red planet.