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.

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

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

Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ...

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

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

A study published in Nature Communications journal this week gave the clearest indication yet as to why Mars is the only ...

Scientists once believed our planetary next-door neighbor got its rusty hue from hematite, a common iron ore known for its ...

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

Our understanding of Mars’s past and present has been revolutionized over the past 50 years, and multiple missions this ...

For decades, scientists believed that Mars’ red color came from hematite, a type of iron oxide that forms under dry ...