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Unexpected mineral spotted on Mars: NASA

Unexpected mineral spotted on Mars: NASA

Scientists claim to have discovered tridymite -- an unexpected silica mineral in a rock sample at Gale Crater on Mars that may alter our understanding of how the Red Planet evolved.

First time ever: Mars Curiosity rover explores Martian sand dunes!

First time ever: Mars Curiosity rover explores Martian sand dunes!

The image shows a close-up of the dunes' sand grains, taken by Curiosity's Mars Hand Lens Imager (MAHLI) camera.

Ancient lakes at Gale Crater reveal Mars' wet paleoclimate

Ancient lakes at Gale Crater reveal Mars' wet paleoclimate

Mars Science Laboratory presents recent results of its quest to not just follow the water but to understand where it came from, and how long it lasted on the surface of Mars so long ago.

3D-printed shelter for Mars astronauts

French firm Fabulous has designed a conceptual shelter for astronauts on Mars that would be 3D-printed on the Red Planet using locally-available materials.