Valy Vardeny

A wall of blue LED lights.

New perovskite LED emits a circularly polarized glow

LEDs led to the high-definition viewing experience we’ve come to expect from our screens. A new type of LED that utilizes spintronics could take displays to the next level.


LIGHTNING-FAST COMMUNICATIONS

U researchers find a mineral discovered in Russia in the 1830s holds a key to the next step in ultra-high-speed communications and computing.