Scientists envision what Mars would look like as an exoplanet

In science fiction movies and television shows, real-life locations on Earth, such as California's Redwood National Forest and the Sahara Desert, have long been used to represent alien worlds. But recently, in a Star Trek-style twist, a group of scientists, including researchers at the Laboratory for Atmospheric and Space Physics (LASP) at the University of Colorado Boulder, have been using a planet in our own backyard--Mars--to help characterize and identify habitable, Earth-like planets in oth...