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Apr 4, 2013 at 7:44 AM
It's the Martian version of spring break: Curiosity and Opportunity, along with their spacecraft friends circling overhead, will take it easy this month because of the sun's interference.
Mar 26, 2013 at 8:00 AM
The six-wheel rover fired up its onboard laboratories and analyzed a pinch of rock dust over the weekend. It had been unable to perform science experiments since late last month after experiencing a computer memory problem.
Mar 19, 2013 at 8:47 AM
After recovering from a computer problem, the Mars rover Curiosity is sidelined again, further delaying the restart of science experiments.
Mar 13, 2013 at 8:11 AM
Drilling into a rock near its landing spot, the Curiosity rover has answered a key question about Mars: The red planet long ago harbored some of the ingredients needed for primitive life to thrive.
Feb 26, 2013 at 8:36 AM
The Mars rover Curiosity has successfully transferred a pinch of rock dust to its onboard laboratories for inspection, two weeks after drilling into its first rock.
Feb 20, 2013 at 4:00 PM
Fresh off drilling into a rock for the first time, the Mars rover Curiosity is prepping for the next step: dissecting the pulverized rock to determine what it's made of.
Feb 17, 2013 at 6:13 PM
Matt Heverly starts each workday eagerly awaiting a message - one that must travel 215 million miles through the cold, dark, no man's land of outer space to reach him.
Feb 9, 2013 at 9:45 AM
In a Mars first, the Curiosity rover drilled into a rock and prepared to dump an aspirin-sized pinch of powder into its onboard laboratories for closer inspection.
Feb 8, 2013 at 8:38 AM
Images released Thursday by NASA showed a ring of powder that was generated by the drill at the end of the rover's robotic arm. The hole measured less than an inch deep.
Jan 22, 2013 at 8:29 AM
Opportunity, NASA's other Mars rover, has tooled around the red planet for so long it's easy to forget it's still alive.
Jan 16, 2013 at 8:45 AM
Scientists have zeroed in on a Martian target for the Curiosity rover to drill into: A rock outcrop as flat as a pool table that's expected to yield fresh insight into the red planet's history.
Jan 3, 2013 at 11:38 AM
A 2-billion-year-old rock that broke from Mars and landed in the Sahara desert is quite different from other Martian meteorites, scientists reported Thursday.
Dec 29, 2012 at 8:37 AM
Since captivating the world with its acrobatic landing, the Mars rover Curiosity has fallen into a rhythm. Topping its to-do list in the new year: Set off toward a Martian mountain - a trek that will take up a good chunk of the year.
Dec 3, 2012 at 12:15 PM
Results are in from the first test of Martian soil by the rover Curiosity: So far, there is no definitive evidence that the red planet has the chemical ingredients to support life.
Oct 26, 2012 at 6:50 PM

EUGENE, Ore. - Oregon State University is the winner of another big grant from NASA for work that could put a human on Mars.

If a manned flight to Mars ever comes about, engineers will have to figure out a better way to get heat out of...