An experimental solar-powered plane landed safely Thursday after completing its first 24-hour test flight, proving that the aircraft can collect enough energy from the sun during the day to stay aloft all night.
Pilot Andre Borschberg eased the (...)
Swiss adventurer Bertrand Piccard's team took its round-the-world solar plane prototype into the skies for the first time Wednesday, with four propellers lifting the massive craft off the ground at near bicycle speed.
Piccard said the two-hour test (...)
