BOSTON — Certain ultraviolet filters commonly found in sunscreens induce a calcium signal in human sperm, mimicking progesterone and affecting sperm function, according to study findings presented ...

We’ve all seen how to peel IR filters off digital cameras so they can see a little better in the dark, but there’s so much more to this next project than that. How about being able to see things ...

A multi-institute team led by Professors Ling Qiu, Baofu Ding and Hui-Ming Cheng has unveiled a two-dimensional titanium-dioxide sunscreen platform that erases the century-old trade-off between safety ...

Ah, the age-old topic of the UV protective filter rises again. Some photographers don’t take a new lens out of the box unless there is a filter ready to put on it; others could not care less. It seems ...

As prolonged exposure to sunlight increasingly becomes a health hazard, causing skin problems and even cancer, automakers have started to incorporate glass that blocks harmful ultraviolet light. Japan ...

When you’re looking to buy a filter to stick on the front of your camera lens, there are a couple qualities you want to look for. The hardness and anti-reflective properties of the coatings, as well ...

Here's a dazzling summer day where every ray of sunlight forces you to squint. You then put on your sunglasses, and immediately the world regains its colors without that annoying burning sensation in ...