Under ultraviolet (UV) light, passports reveal a hidden world of intricate designs, vibrant patterns, and national symbols that most travellers never knew existed. In a recent video by the BBC ...

Another possible purpose: “It appears that opsins signal melanocytes to make more melanin in response to UV exposure,” saysDr. Shamban. As we learn more about how light, in all its wavelengths ...

Here’s how it works. The best solar lights will keep your backyard or porch lit once the sun goes down. If you enjoy relaxing in the backyard or hosting evening gatherings, solar lights can add ...

Listen to more stories on the Noa app. God said, “Let there be light”—everyone knows that. But God did not specify what color light, and this would eventually prove problematic. In the age ...

Whether you’re looking to improve visibility under your kitchen cabinets, make your staircase a bit safer, or illuminate your record collection with colored lights that change to the beat of the ...

Highlighter pens contain chemicals that absorb visible light as well as ultraviolet (UV) light, which humans cannot see. The UV light “excites” the electrons in the ink’s molecules and ...

What are the best outdoor string lights overall? Out of all the options we tested, our favorite outdoor string light is the Enbrighten classic LED cafe light. The bulbs themselves feel robust and ...

Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based adventure connoisseur, a lover of terrible movies and an enthusiastic yet mediocre cook. A CNET editor from 2013 to 2024, Ry ...

The importance of the best bike lights cannot be understated. These little illuminating devices for the front and rear of your bike are especially crucial when riding at night or in less favorable ...

Sustained blue light exposure from electronic devices and digital screens is not kind on your overall health, and has been linked to eye strain, macular degeneration and poor sleep quality.

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

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