Mars Dust Devil Has Colorful Effect in Image Series

Scientists have combined a trio of shots taken seconds apart through different colored filters to create a special-effects portrait of a moving dust devil on Mars.The panoramic camera on NASA's Mars Exploration Rover Spirit was taking exposures through different filters during the 1,919th Martian day of Spirit's mission (May 27, 2009) as part of constructing a large color panorama. Three westward