NASA's Curiosity rover has snapped its first images of web-like "boxwork" features on the surface of Mars. The zig-zagging ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it has often ...

Though full terraforming may take centuries, if not millennia, the long-term goal would be a Mars with stable liquid water, ...

For centuries, Mars has captivated the human imagination. Its reddish appearance has earned it the nickname “The Red Planet,” ...

A decade-old image from NASA’s Curiosity rover has gone viral, suggesting a mushroom-like object on Mars. While UFO ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong.

At their closest, Mars and Regulus sit just 0.7 degrees apart. That’s about a little finger’s width at arm’s length. It's one ...

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 ...

Scheming invaders. Benevolent vegetarians. Climate refugees. As scientific exploration has advanced, so have creative interpretations of the red planet and its potential residents.