Solar-Powered Plane Completes First Leg Of Trip
A solar-powered plane completed an 18-hour journey on the first leg of an attempt to fly across the US with no fuel but the sun's energy.
A solar-powered plane completed an 18-hour journey on the first leg of an attempt to fly across the US with no fuel but the sun's energy.
Spanish researchers are developing a low cost GPS, designed to overcome the so-called "canyon effect" of inner-city driving, and offering a 90% improvement over any competing technology currently available to consumers.
