No nanoparticle risks found in field tests of spray sunscreens

People can continue using mineral-based aerosol sunscreens without fear of exposure to dangerous levels of nanoparticles or other respirable particulates, according to Penn State research published in the journal Aerosol ...

Sunscreens release metals and nutrients into seawater

Beachgoers are becoming increasingly aware of the potentially harmful effects UV filters from sunscreens can have on coral and other marine organisms when the protective lotions wash off their bodies into the ocean. Now, ...

Sunscreen chemicals in water may harm fish embryos

For most people, a trip to the beach involves slathering on a thick layer of sunscreen to protect against sunburn and skin cancer. However, savvy beachgoers know to reapply sunscreen every few hours because it eventually ...

A beach lover's dream: A step toward long-lasting sunscreen

In a perfect world, people would diligently reapply suncreen every couple of hours to protect their delicate skin from damaging solar radiation. But in reality, few people actually adhere to reapplication guidelines, and ...

A new sunblock that doesn't penetrate the skin

Researchers at Yale have developed a sunscreen that doesn't penetrate the skin, eliminating serious health concerns associated with commercial sunscreens.

For perfect nano-crystals, just add water

A simplified technique to fabricate nano-crystals of cerium dioxide (CeO2), which have wide-ranging technological and industrial applications, has been "unexpectedly" demonstrated by a UNSW chemist.

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