The UV index measures the strength of the sun's ultraviolet (UV) radiation. The index ranges from 0 to 11, with higher numbers indicating greater risk of sunburn and skin damage.

EltaMD UV Clear will run you $44 for a 1.7-ounce bottle. The bottle is on the small side, but that's your standard size for a daily sunscreen (plus, it’s TSA-friendly) so it's not really worth ...

UV radiation comes primarily from the sun and is made up of UVA, UVB, and UVC rays. UVC rays do not reach Earth, but both UVA and UVB rays pose health risks. Learn more here.

Doctors use ultraviolet (UV) light therapy to treat an array of common skin conditions, such as psoriasis and eczema. Some different types include UVB, UVA, PUVA, and heliotherapy. Learn more.

Yet, while there have been multiple losses of opsin genes during the evolution of tetrapods, evidence for opsin gains via functional duplication is extremely scarce. Previous studies have shown that ...

Gel manicures changed the game for long-lasting, super-shiny nails, but since their rise in popularity in the mid-2000s, they've also endured their fair share of controversy, partly due to the UV ...

The new color night vision helmet-mounted monocular enhances tactical performance with digital features that redefine night operations. OPSIN DNVM1 OPSIN DNVM1 BOSTON, Nov. 08, 2022 (GLOBE ...

BOSTON, MA (Nov. 01, 2022) SIONYX, a leader in color digital night vision technology, brings innovation to the market with the introduction of OPSIN DNVM1, a helmet-mounted, color digital night ...

UV sanitizers are great for keeping your tech, surfaces, and rooms clean. Here are our recommendations for the best UV sanitizers to keep your gear clean.

The UV opsin typically has lower expression levels as often UV-sensitive photoreceptors are less numerous than long wavelength-sensitive receptors in insects. Thus, we cannot be sure whether this ...