News tagged with sunscreens

Experts reveal why plants don't get sunburn

(PhysOrg.com) -- Experts at the University of Glasgow have discovered how plants know when to make their own sunscreen to protect themselves from the harmful rays of the sun. Scientists have speculated for decades that plants ...

Apr 01, 2011
3.3 / 5 (3) 10 | with audio podcast

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 ...

Feb 21, 2013
5 / 5 (2) 0

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.

Jul 10, 2013
5 / 5 (2) 0 | with audio podcast

Marketing a 'spoonful of sugar'

Your kids won't wear their seatbelts, take their vitamins or brush their teeth? A new study by Tel Aviv University offers a simple formula that will get better compliance in the kid department -- and has implications for ...

Dec 15, 2009
3 / 5 (3) 0

Sunscreen can prevent melanoma

(PhysOrg.com) -- For the first time, researchers at the Queensland Institute of Medical Research (QIMR) have shown that daily sunscreen use can prevent melanoma in adults.

Dec 09, 2010
5 / 5 (1) 1

How to count nanoparticles

Nanoparticles of a substance can be counted and the size distribution can be determined by dispersing the nanoparticles into a gas. But some nanoparticles tend to aggregate when the surrounding conditions change. Scientists ...

Oct 11, 2011
4 / 5 (1) 0