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.

For astronomers, it’s a magical moment: you’re staring at a monitor, and a blurry image of a cosmological object sharpens up, revealing new details. We call this “closing the loop,” a reference to the ...