A team of physicists at the Hebrew University of Jerusalem has made a breakthrough that could bring secure quantum communication closer to everyday use—without needing flawless hardware. Subscribe to ...

Researchers have built a new platform that produces ultrashort UV-C laser pulses and detects them at room temperature using atom-thin materials. The light flashes last just femtoseconds and can be ...

Scientists at Harvard have built a miniature device that can twist and tune light in real time. By rotating two stacked ...