Pusan National University

Picture solar panels, and you’re most likely picturing a solid square slab. But the tech is becoming more flexible, and now engineers at Pusan National University in Korea have developed prototype solar cells that are fully foldable.

Researchers at the Pusan National University in South Korea have developed an advanced light shutter that can rapidly switch between transparency and opaqueness in less than a millisecond, paving the way for displays that become see-through at the flick of a switch.