Interview: Solar Impulse

Bertrand Piccard and André Borschberg discuss what a solar plane means for exploration in the 21st century

Just after midnight on 4 May 2013, a plane eased into Phoenix’s Sky Harbor International Airport after completing a journey from Moffet Airfield near San Jose, CA. With the wingspan of an Airbus A340, it nevertheless landed as delicately as a single prop and even more quietly. Pilot Bertrand Piccard emerged and was greeted by André Borschberg, the other half of Solar Impulse‘s flight crew. …