Both UVA and UVB rays can damage your skin, just in different ways. One causes premature aging, the other is more prone to causing sunburn, DNA damage, and skin cancer.

Is black a colour? Black isn’t in the rainbow, but where does it fit in the colour spectrum? What makes something appear ...

Sunlight is not just light. It’s a spectrum. If you’ve ever seen a rainbow or passed sunlight through a prism, you’ve seen ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

We review recent breakthroughs of narrow-linewidth semiconductor lasers over broad wavelength range, including record-low fundamental linewidth below 40 mHz by self-injection-locking at infrared, the ...

Wavelength Technology (S) Pte., Ltd Established by a group of Laser Optics professionals in 2002 in Singapore, Wavelength Technology aims to provide customer with quality and cost competitive optical ...

Discover reviews, ratings, and trailers for Violet Evergarden: The Movie on Rotten Tomatoes. Stay updated with critic and audience scores today!

Earlier, and perhaps more basic, LED masks usually provide just one primary colour treatment mode, such as red or blue, ...

The Violet Hour, a James Beard-winning Chicago institution, closes permanently After 18 years in Wicker Park, the innovative cocktail bar shutters following damage to its building. “Despite ...

Iconic Wicker Park cocktail bar closing after nearly 20 years The Violet Hour came to be known for its discreet unmarked door, famous "house rules," including no cell phones, no cosmopolitans and ...

The Violet Hour, a James Beard Award-winning cocktail bar in Chicago's Wicker Park, is closing permanently after 18 years.

Violet McGraw told The Post that she and Allison Williams sang Taylor Swift before they filmed "dark" scenes in "Megan 2.0." ...