Mars Rovers Braving Severe Dust Storms

Having explored Mars for three-and-a-half years in what were missions originally designed for three months, NASA's Mars rovers are facing perhaps their biggest challenge.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news104156177.html">Mars Rovers Braving Severe Dust Storms</a></p> <p>Having explored Mars for three-and-a-half years in what were missions originally designed for three months, NASA's Mars rovers are facing perhaps their biggest challenge.</p>