Cheaper than advanced air defenses and more versatile than low-tech options, lasers have become a popular choice for nations ...

These 4-in-1 premium flashlights come in a sleek, portable package that is ideal for working, camping, or staying aware in any situation.

Researchers at the University of Gothenburg have made light-powered gears on a micrometer scale. This paves the way for the smallest on-chip motors in history, which can fit inside a strand of hair.

At the core of the breakthrough is an optical parametric oscillator (OPO), a resonator that converts incoming laser light ...

An international collaboration has developed a new diagnostic technique for measuring ultra-short particle beams at STFC's ...