An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

Mars has fascinated people for centuries, not only because it is our closest neighbor in space but also because of its ...

Mars’ famous red color might come from a different mineral ... We found that ferrihydrite mixed with basalt, a volcanic rock, best fits the minerals seen by spacecraft at Mars,” Valantinas ...

Seismic readings of the interior of Mars strongly suggest large quantities of water buried 6 to 12 miles underground.

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

With new data coming in from Mars, scientists have a new theory about why the planet is red. What does this mean for whether ...

Volcanic activity could also have triggered ... Strong winds blew this dust all over the planet’s surface, gradually turning Mars red. Signatures of the water-rich environment in which the ...

Ingenuity proved beyond a shadow of a doubt that a helicopter can operate on another planet. Over 72 flights, the little ...

A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about whether Mars was ever able to support life.

We’ve always known Mars as the Red Planet — but it turns out ... Valantinas says that during this time, intense volcanic activity on Mars was likely triggering melting of ices on the surface.

We found that ferrihydrite mixed with basalt, a volcanic rock ... his work with ESA's Trace Gas Orbiter (TGO) data. "Mars is still the red planet. It's just that our understanding of why Mars ...