Coronae glow on the tips of spruce needles, induced by charged metal plates in a laboratory. (William Brune) For the first time, meteorologists have glimpsed the tiny bursts of ultraviolet light ...

Installing one type of UV air filter in heating, ventilation and air conditioning systems led to a more than twofold decrease in microbes linked to asthma, researchers reported recently at the annual ...

Ultraviolet cameras captured faint electrical flashes from leaves and branches as storm charges built up in the atmosphere.

Physicists at the University of Colorado Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The ...

In the summer of 2024, the researchers hit the road, chasing storms from Florida to Pennsylvania. Finally, they got lucky: While camped out during a thunderstorm in Pembroke, North Carolina, they ...

While other robot vacuums are busy bumping into things around your home and making a racket, Shark's latest model is taking a ...

**ECCMID has now changed its name to ESCMID Global, please credit ESCMID Global Congress (formerly ECCMID, Barcelona, Spain, 27-30 April) in all future stories** Experts are working on a new type of ...

Photographer Jonas Kako travelled to Greenland to explore how mining for the rare earth elements and minerals that are vital ...

New tabletop VUV laser 1,000× more efficient could improve nanoelectronics research and enable practical nuclear clocks.

A newly studied ferroelectric crystal can tune and manipulate ultraviolet and blue light in ways that could transform integrated photonics.

Consumers can protect their skin from damaging ultraviolet (UV) light rays for as little as $40 a year—or as much as $1,400 a ...