Solar Impulse 2 completes Arizona to Oklahoma leg
ABU DHABI // Solar Impulse 2 landed in safely in Tulsa, Oklahoma on Friday, completing the 11th leg of its round-the-world flight using only solar energy. Piloted by Swiss co-founder Bertrand Piccard, the 1,570-kilometre leg took 18 hours and 10 minutes. It was the project’s third mission flight this year after crossing the Pacific Ocean from Hawaii to California, and then from San Francisco to Phoenix, Arizona. […]