Solar farms are great for the environment but they're at the mercy of clouds to work at peak efficiency, one start-up wants ...

Overview Energy emerged from stealth today with a plan to use the world’s solar panels as nighttime collectors of power beamed down from space. The startup plans to use large solar arrays in ...

China is preparing to test one of the most ambitious space technologies ever proposed: generating solar power in orbit and sending it back to Earth. By collecting sunlight above the atmosphere, ...