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

Scientists once believed our planetary next-door neighbor got its rusty hue from hematite, a common iron ore known for its reddish-brown color. But new research suggests that another mineral is ...

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

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

PROVIDENCE, R.I. [Brown University ... rust-like mineral called hematite is the reason for the planet’s color. “The fundamental question of why Mars is red has been thought of for hundreds ...

"The fundamental question of why Mars is red has been pondered for hundreds, if not thousands, of years," said Brown University ... such as hematite. But new analysis of spacecraft observations ...

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