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space defense systems, Tag
- Scientists Propose Launching Solar-Powered Lasers to Vaporize Incoming Asteroids Tue, 19 Feb 13, 2:11amAfter an asteroid passed close to earth and a meteorite exploded over Russia last Friday, world leaders have renewed calls for defensive measures against threats from space...
- UCSB Researchers Propose Vaporizing Asteroids Using Solar-Powered Laser Guns Tue, 19 Feb 13, 2:11amAfter last Friday’s events, when an asteroid passed close to earth and a meteorite exploded over Russia, calls have been renewed for defensive measures against threats from space...