CNETAnalysis: Lasers In Space Directed Energy Directorate, US Air Force via Wikimedia Commons Pew pew! With the help of a new laser ranging system, we might soon be able to send a laser beam to Mars–and hit our target within a millimeter. Scientists at NASA’s Jet Propulsion Laboratory at the California Institute of Technology have developed a new kind of high-precision laser system that can span interplanetary distances with millimeter accuracy. Posted by: John Martin
