NASA's Mars rover zeroes in on August landing (Update)

NASA's Mars rover, nicknamed Curiosity, is zeroing in on its August landing on the Red Planet and aims to touch down closer than expected to its mountain target, the US space agency said Monday.

Earthly lava tubes may offer insights into extraterrestrial life

Since 1997, NASA has successfully landed five rovers on Mars. The rovers have beamed back data that indicate life cannot survive on the Martian surface; we do not know whether life persists below the ground, however. For ...

Surprising insights about debris flows on Mars

The period that liquid water was present on the surface of Mars may have been shorter than previously thought. Channel landforms called gullies, previously thought to be formed exclusively by liquid water, can also be formed ...

Searching for organics in a nibble of soil

You might call it a high-tech panhandler, with its design for sifting through sprinkles of dirt to find tiny specks of organic material. Or you might think of it as a soil-eating-micro-espresso machine that could potentially ...

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