Solar Impulse, with its skeletal frame, took off from Nagoya ,Japan, on June 28 and landed in Hawaii today. Traveling at 30 knots per hour, Swiss pilot André Borschberg has set the world record for longest-duration solo flight. The plane began its journey in Abu Dhabi March 9, and the plan is circle the globe without using fuel. Borschberg shares this feat with Bertrand Piccard. “The airplane,...