Mars appears red due to iron oxide, similar to rust and even human blood Probes reveal Mars is more tan or brown than red ...

Today the Arctic is still a site of peril and promise. A new race to the North Pole is under way, as politicians dream of accessing mineral wealth buried in the permafrost and opening new trade routes ...

Mars still has plenty of water, but it's almost all frozen in either the polar ice caps or under the surface. But over the years there has been a fair amount of evidence that there may be pockets ...

By studying seismic waves, researchers have found a layer deep beneath the surface of Mars that could contain enough liquid water to flood the planet with an ocean thousands of feet deep.

Given that Mars is significantly colder and further from the Sun, it's easy to imagine that its polar ice caps have been there for ages, and the planet is frozen and static. But that isn't likely ...

Mars's northern ice cap is relatively young, with an estimated age between 2 and 12 million years. The ice cap is causing the ground beneath it to depress at a rate of up to 0.13 mm per year ...

Radar sounders aboard ESA's Mars Express (2003) and NASA's Mars Reconnaissance Orbiter (2005) mapped Mars's north polar cap, revealing the interface between the ice and underlying bedrock.

Discover the unique landscapes, icy polar caps, and geological mysteries captured in 4K clarity. See how this technology works to reveal Mars line by line, unlocking secrets of the Red Planet’s ...

Water has been detected on Mars that could harbour life 12 miles beneath the surface, according to new research.