A new study suggests the iron oxide responsible for the red planet's distinctive hue is ferrihydrite, pointing to the bygone ...

By combining observations from space and experiments on Earth, scientists rethink the red planet's history and why it's red.

A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about ...

The Red Planet, as it’s often called, has a distinct hue, and a new theory about this coloration could have implications for ...

Thanks to new research techniques published today, scientists say that "our understanding of why Mars is red has been ...

Martian dust is mostly rust. Mars’s famed color has captivated humankind for centuries, earning its nickname of the ‘Red ...

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new ...

New research has revealed that Martian dust's red hue comes from reactions that occurred in wet — not dry — conditions, and ...

Mars – dusty, dry, and desert-clad – was once so rich in water it had not just lakes, but oceans, according to a new study.

Scientists suggest that the main reason for Mars’ red colour could be the water-rich iron mineral ferrihydrite. The discovery ...

What can Mars’ red hue that’s been observed for thousands of years teach us about when water existed on its surface ...