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Nov 3, 2015 07:00 AM ET // Larry O'Hanlon
As if Mars' thin, frigid, dry air wasn't harsh enough, now scientists have found new evidence of acid fog altering the rocks near the Spirit Rover.
Oct 28, 2015 12:50 PM ET
It could be that the plucky rovers we've sent to explore the Red Planet have brought with them unwelcome, hitchhiking bacteria.
Oct 16, 2015 02:45 PM ET // Elizabeth Howell
After three Earth years on Mars, the Curiosity rover has found extensive evidence of past liquid water in Gale Crater. Check out some of the highlights.
Aug 5, 2015 12:40 PM ET // Mike Wall,
NASA's Mars rover Curiosity has now been trundling across the Red Planet for three very productive and eventful years.
Aug 6, 2015 07:00 AM ET // Irene Klotz
Scientists are meeting this week to discuss landing sites for NASA’s next Mars rover, that will look for past life and stash rocky samples for Earth-return. These are some of the landing sites under consideration.
Jul 7, 2015 03:13 PM ET // Ian O'Neill
Mars rover Opportunity has recommenced driving duties and continues to explore the red planet despite a series of recent setbacks focusing on its aging memory.
May 26, 2015 08:46 AM ET // Johnny Bontemps, Astrobiology Magazine
A burp of methane on Mars would indicate that the planet might be more alive than previously thought. But where did it come from?
Apr 22, 2015 02:47 PM ET // Ian O'Neill
NASA's Mars Reconnaissance Orbiter (MRO) has spotted its roving buddy Curiosity on the Martian landscape, but the rover seems to be missing its tell-tale tracks in the red planet's dirt.
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