NASA's First Solar-Sail Powered Craft Set to Ride on a Stream of Photons Next Week

NASA's getting set to launch the NanoSail-D next week, its first solar-sail powered spacecraft which catches photons like wind on a 10 square-meter sail made of a thin metallic polymer. The craft uses a crazy Rube Goldberg-like method to deploy the sail that involves burning fishing line at critical moments to release… »7/24/08 4:00pm7/24/08 4:00pm