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.

(Read more about flying squirrels that secretly glow pink.) In the last year, citizen scientists have uncovered glowing geckos and millipedes using UV flashlights in their own backyards. And ...

We’ve rounded up the best budget water purifiers in June 2025 that offer premium features like RO, UV, UF filtration, copper enrichment, and TDS control. These purifiers deliver clean, healthy ...

The modern hacker and maker has a truly incredible arsenal of tools at their disposal. High-tech tools like 3D printers, laser cutters, and CNC routers have all become commonplace, and combined wit… ...

The UV truthers on the internet sure think so. Some people contend it causes cancer and is part of a big pharma conspiracy. Dermatologists disagree. A 2024 survey by the Orlando ...

The brain is like an ecosystem—thousands of different types of cells connect to form one big, interdependent web. And just as biologists document species of plants and animals, neuroscientists ...

The recent advent of cell type molecular fingerprinting has yielded initial insights into the evolutionary interrelationships of cell types between remote animal phyla, allowing the definition of ...

All retinal neurons are generated from multipotent progenitor cells through a step-wise process that increasingly restricts lineage choices. Swaroop and colleagues discuss our current ...

While you should never skip sunscreen, some foods may protect you from sun damage. Certain antioxidant-packed foods contain the fuel you need to guard and protect your skin from UV rays and wrinkles.

The most accurate UV Index for Vancouver, British Columbia. Get UV levels and forecast for Vancouver, BC along with recommended actions ...

The most accurate UV Index for Ottawa, Ontario. Get UV levels and forecast for Ottawa, ON along with recommended actions ...