Aside from Earth, no planet in the solar system captures our imagination quite like Mars. The Red Planet is one of the few ...

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic ...

Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 ...

Trump says we're going to Mars. He may be making it harder to get there. President Donald Trump says we’re going to Mars, but ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

"Rootless cones form when lava flows over wet or icy ground, causing it to boil and explode," said Dundas. "The region around ...

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' dust storms, a new study suggests.

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

Using syrup and baking soda, research has demonstrated the formation mechanism of rootless cones, small volcanic landforms commonly found on Earth and Mars. The study clarified, through an ...