How do the chemicals in sunscreen protect our skin from damage?

Not so long ago, people like my Aunt Muriel thought of sunburn as a necessary evil on the way to a "good base tan." She used to slather on the baby oil while using a large reflector to bake away. Aunt Muriel's mantra when ...

Lignin from plants boosts the effectiveness of sunscreen

Warm weather means beach vacations and pool-dipping for many of us. It also signals a season of slathering on sunscreen to avoid getting burned. Someday, those products could be enhanced with lignin, a natural material in ...

An all-natural sunscreen derived from algae

For consumers searching for just the right sunblock this summer, the options can be overwhelming. But scientists are now turning to the natural sunscreen of algae—which is also found in fish slime—to make a novel kind ...

Sunblock poses potential hazard to sea life

The sweet and salty aroma of sunscreen and seawater signals a relaxing trip to the shore. But scientists are now reporting that the idyllic beach vacation comes with an environmental hitch. When certain sunblock ingredients ...

Adding water increases effectiveness of sunscreen

Researchers at the University of Amsterdam have established that a common protective ingredient in sunscreens reacts differently to UV radiation than previously assumed. This leads to a decreasing efficacy and might induce ...

Super sunscreen from fjord bacteria

A microorganism living in Trondheim Fjord will provide you with better protection against skin cancer and malignant melanomas.

Barrier reef corals deliver world first for sunscreen

CSIRO, in partnership with skincare company Larissa Bright Australia, has created the world's first UVA/UVB sunscreen filters which mimic the natural sun protection used by corals on the Great Barrier Reef.

Titanium dioxide nanoreactor

Tiny particles of titanium dioxide are found as key ingredients in wall paints, sunscreens, and toothpaste; they act as reflectors of light or as abrasives. However with decreasing particle size and a corresponding change ...

Fear factor isn't enough: Ads have to gross you out to work best

(PhysOrg.com) -- We've all seen the ads meant to scare us into buying products like protective sunscreen or to avoid doing something like drugs. Well, it turns out those advertisements may only freeze us with fear and inaction. ...

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