Sen: Pew-Pew! Using Space Lasers to Zap Space Debris

Space debris is a growing problem. These little bits of orbiting junk--tools dropped by astronauts during EVAs, nuts and bolts from the deployment of satellites, and so on--are moving a dozen times faster than a rifle bullet, and pose a real threat to the International Space Station and other assets. Even a fleck of paint can be seriously harmful when it's moving at 25,000 kph relative to you. To fix this problem, a team of scientists has come up with an idea: Use a telescope planned to go on bo...