New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

Looks like Mars might have had more water than anyone previously imagined.

Washington People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it has often been called the red planet. The English name for the planet ...

The concept of terraforming Mars — transforming the planet's climate to support life as we know it — has long belonged to the realm of science fiction. But a new study argues that it's time to ...

When NASA’s Perseverance rover paused on May 10 to take a celebratory self-portrait, the robot got more than it bargained for. In the distance, a twisting plume of red dust – what scientists call a ...

Did it snow on Mars? New research suggests ancient Red Planet precipitation was a lot like Earth It's hard to figure out if Mars was “warm and wet” in its ancient past, but climate models give ...

Mars may hold a massive water reservoir, enough to flood the planet up to nine feet Fresh data from the MARSIS suggests the underground water reservoir extend up to 2.2 miles deep.

Study uncovers source of Mars' redness — a key indicator the planet (maybe) once had life Mars became red before it lost its oceans, challenging previous assumptions about its geologic history ...

A new study may have revealed the true source behind how the Red Planet got its hue. It’s been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the ...

Explore the fascinating evolution of Mars atmosphere. Discover how it transformed, becoming trapped in its crust's clay minerals.

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south pole that are visible only in springtime on the Red Planet. This image ...