The tests also revealed that the ditches only develop on dunes with very fine, evenly sized sand grains. Coarser or more ...

On a day like any other, astronomers peered into the depths of space and found something utterly perplexing on the Martian ...

Space fans are over the moon about a major discovery on Mars - however, they don't know what it is quite yet. There's a lot of speculation after NASA tweeted they'll be telling us on Monday that a ...

Strange, sinuous gullies etched into the dunes of Mars are finally giving up their secrets. These gouges, new experiments ...

CO₂ ice blocks on Mars may dig gullies as they slide and sublimate in the thin atmosphere. In lab experiments, scientists ...

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

Astronomers may have figured out where the mysterious blobs embedded in Mars' mantle originated. The mysterious lumps have been preserved beneath a single-plate crust for billions of years in the Red ...

The research described in this paper gives proof of the assumption, previously made by other researchers, that blocks of CO2 ice can play a role in the creation of dune gullies on Martian dunes.

The interior of Mars is filled with vast and mysterious rocks that smashed into the planet, new research shows. Rocky material up to 2.5 miles (4 kilometers) across remains scattered in giant lumps ...

A lot of people are talking about a mysterious bright light on Mars. Two photos snapped last week by the Curiosity rover show the light and it looks as if it's beaming upward from the planet's surface ...