Solar-powered plane attempts global circuit

Solar Impulse founder AndrƩ Borschberg was at the controls of the single-seater when it took off from the Al Bateen Executive Airport.
Borschberg will trade off piloting with Solar Impulse co-founder Bertrand Piccard during stopovers on a journey that will take months to complete. The Swiss pilots say their aim is to create awareness about replacing āold polluting technologies with clean technologiesā.