Borschberg, André

Borschberg, André,

1952–, Swiss engineer, businessman, and pilot. With Bertrand Piccard (see under Piccard, AugustePiccard, Auguste
, 1884–1962, Swiss physicist, b. Basel. He became a professor at the Univ. of Brussels in 1922. He and his twin brother Jean Felix (d. 1963) are known for their balloon ascents into the stratosphere; in Aug., 1932, Auguste ascended to 55,500 ft (16,916 m).
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) he founded Solar Impulse to develop a solar-powered plane capable of circumnavigating the globe. He and Piccard alternated as pilots for Solar Impulse in long-distance, multistage flights across Europe and North Africa (2012) and across the United States (2013), and for the similar trip around the world (Mar., 2015–July, 2016) of Solar Impulse 2. In July, 2015, Borschberg broke the record for the longest nonstop solo flight without refueling, flying 4,481 mi (7,211 km) from Japan to Hawaii in almost 118 hours.