Solar Impulse co-founder, pilot and CEO Andre Borschberg, left, greets pilot Bertrand Piccard at Sky Harbor International Airport in Phoenix, early Saturday, May 4, 2013, after completing the first leg of its coast-to-coast flights across the United States. It is the first time that a solar airplane capable of flying day and night without fuel, will attempt to fly across America. Solar Impulse began its journey Friday in San Francisco in its attempt to reach New York.
Photo by Associated Press /Chattanooga Times Free Press .
published Saturday, May 4th, 2013
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PHOENIX — Alone in the single-seat cockpit and high above the American Southwest, pilot Bertrand Piccard could hear only his plane’s gear box and the quiet whine of four electric motors. No noisy jet engines.