Quantum communication has long promised unbreakable encryption, but the hardware has struggled to escape the lab. A new generation of laser-written glass chips is changing that equation, carving three ...

Today we're (micro)-machining glass with a fiber laser. Using a copper sulfate solution, we can etch glass with a pulsed ...

A laser-written glass chip shows how fragile quantum signals can be decoded with high stability and low loss, offering a new ...

The use of lasers to route data streams through free air will find its place, but it's not likely to become a mainstream optical-networking technology. Free-space optics technology has been ...

The development of cheaper, more powerful lasers has always been a cause for excitement among hackers, and fiber lasers are no exception. One of the newer tools they’ve enabled is the laser welder, ...

IMRA's icon writing process turns ordinary glass panels into flashing signs. Fiber laser maker IMRA has come up with a method of writing "hidden" symbols in glass that can be revealed by ...