Colour e-paper screen offers high-res video with low energy use

Future smartphones and other devices could have colour e-paper displays, thanks to a new technique that lets such screens display video while minimising energy usage

​Future smartphones and other devices could have colour e-paper displays, thanks to a new technique that lets such screens display video while minimising energy usage Future smartphones and other devices could have colour e-paper displays, thanks to a new technique that lets such screens display video while minimising energy usage