[http://youtu.be/BGhqlJnFIXU] (YouTube link)Wednes...  ...game, strange wind conditions kicked up a “ dust devil ,” a small vortex that lifted tents and infl...

Image: NASA/JPL/University of Ar...  ...e Orbiter: A towering dust devil casts a serpentine shadow over the Martian...  ...The length of the shadow indicates that the dust plume reaches more than 800 meters, o...  ...plume does not trace the path of the *strong...