Solar-powered Impulse takes flight once again over the San Francisco skies

Solar Impulse embarked this morning on its latest journey, departing the San Francisco Bay Area at dawn, heading toward Phoenix on the first leg of a trip that if all goes well will land the sun-powered airplane in New York City around the Fourth of July.

Solar powered plane soars over Swiss skies

The solar powered Impulse HB-SIA has successfully completed its maiden voyage over a picturesque Swiss airfield.