Optical frequency combs—laser sources that emit evenly spaced colors of light—are foundational, ubiquitous tools for ...

Optical fibre communication systems have revolutionised global telecommunications by harnessing light‐based signal transmission through highly engineered glass or plastic fibres. The principle of ...

A nodeless antiresonant fibre. (Courtesy: Gregory T Jasion, Optoelectronics Research Centre, University of Southampton) A new type of hollow-core optical fibre makes light-based gyroscopes up to 500 ...

Researchers in Israel have created a microscopic optical device that could simplify high-power laser ...

A fibre-optic acoustic sensor that can detect a person up to 10 m away could soon be deployed in many demanding security applications. Jacqueline Hewett talks to David Hill at QinetiQ to find out just ...