Light does a lot of work in the modern world, enabling all types of information technology, from TVs to satellites to ...

Chinese researchers have developed a new type of optical crystal that could help address several major supply chain bottlenecks.

Caltech scientists have developed a way to guide light on silicon wafers with low signal loss approaching that of optical ...

A colorful display of plastic optical fibers Commercial optical fibers generally carry light that’s invisible to the eye. The colorful ones shown here transmit visible light, demonstrating how fiber ...

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more accurate clocks: optical atomic clocks. In a few years' time, they could ...