The fundamental question of why Mars is red has been considered for hundreds if not for thousands of years,” Adam Valantinas, ...

Iron, a key material in steel and other applications, is most often found in hematite and magnetite ores, though goethite, limonite and siderite ores are also common sources of iron ore.

For centuries, the Red Planet’s signature hue has fascinated scientists, but the real reason behind its color may be ...

Ferrihydrite, a water-rich iron mineral, plays an important role in giving the red planet its signature hue, according to the study.

Mars has captivated scientists and the public alike for centuries. One of the biggest reasons is the planet’s reddish hue, ...

The water-rich iron mineral ferrihydrite may be the main culprit behind Mars's reddish dust, rather than the dry, rust-like ...

The study, led by Adomas Valantinas of Brown University and published in Nature Communications, has confirmed the real reason ...

Vincent Chevrier, associate research professor at the University of Arkansas Center for Space and Planetary Sciences, is part of an international team of researchers arguing that Mars gets its reddish ...