If life ever existed on Mars, traces of it might still be frozen beneath the planet's icy surface.

The Mullard Space Science Laboratory, sited in a Victorian mansion in 30 acres (12 hectares) in the Surrey Hills, was founded ...

Scientists have discovered what is causing sinuous gullies to form on Mars' southern sand dunes in the springtime, unlike any on Earth.

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

Blocks of frozen carbon dioxide sliding down Martian dunes may have carved the planet’s strange gullies, mimicking the work of living creatures.

Explosive volcanic eruptions on early Mars may have transported water ice to equatorial regions, according to a modeling ...