In a new study, researchers at Osaka University have created the world's first compact, tunable-wavelength blue semiconductor laser, a significant advancement for far-ultraviolet light technology ...

Researchers in the UK have developed a new spray coating for greenhouses that optimizes the wavelength of light shining onto the plants, improving their growth and yield. The technology could in ...

Optical frequency combs — a type of laser that emits thousands of regularly spaced spectral ... To address this challenge, the researchers developed a laser platform that generates highly coherent ...

Most people know that one of the best ways to treat mold on a household item like a blanket or piece of upholstered furniture ...

Ask yourself this. What does summer weather sound like? What does winter sound like? What does a forecast sound like? A forecast can be tuned just like a musical instrument.

The latest wellness curative? That would be lasers. The likes of Erling Haaland and Hugh Jackman swear by red light therapy ...

See how telescopes capture the cosmos. ExtremeTech explains the science behind lenses and space exploration. Start exploring ...

Abstract: Remarkable progress has been made on microresonator-based optical frequency combs (microcombs) in recent years, leading to widespread applications including optical communication and ...

Sub-wavelength optics is the study of light on a spatial scale smaller than its wavelength. Conventionally, the minimum length scale on which a beam of light can operate is equal to half its ...

The only difference between these types of electromagnetic waves is the length or the wave or the “wavelength.” Since the waves all travel at the speed of light, another way to characterize the wave ...