For those unfamiliar, the Solar Impulse 2 is an electric aircraft, which recently completed a round-the-world flight (recap/videos of accomplishment here); however during the night without the aid of ...

Solar Impulse on Wednesday unveiled an airplane that is scheduled to fly around the world, powered only by the sun. Co-founders and pilots Bertrand Piccard and Andre Borschber announced the Solar ...

A solar-powered plane attempting to circumnavigate the globe without fuel took off from Japan early Monday after an unscheduled, month-long stop. The Solar Impulse 2 departed around 3 a.m. from an ...

A team trying to fly a solar-powered plane around the world said Wednesday it is suspending the journey in Hawaii after the plane suffered battery damage during its record-breaking flight to the ...