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 ...

A study, conducted in part by NASA, indicates why Mars is red — and, more importantly, what this says about potential life on ...

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 ...

This photo of Mars, released by NASA Thursday, March 20, 1997, taken by the Hubble Space Telescope March 10, 1997 ...

Scientists have discovered that Mars' red color likely comes from ferrihydrite, a mineral that forms in water challenging previous theory.

A new study led by Brown University researchers shows a water-rich mineral could explain the planet’s color — and hint at its wetter, more habitable past.

The water-rich iron mineral ferrihydrite could be why Mars features reddish dust, according to a new study published in the ...

Experimental research conducted by an international team argues that the reason Mars is red is due to a water-rich mineral known as ferrihydrite.