News tagged with particles

Proving nanoparticles in sunscreen products

Loads of cosmetics like sunscreen lotions contain titanium dioxide. These nanoparticles are contentious. Experts suspect they may have harmful effects on people and the environment. But it is difficult to prove that the particles ...

date11 hours ago in Bio & Medicine
shares17 comments 0

A tale of two (soil) cities

As we walk along a forest path, the soil beneath our feet seems like a uniform substance. However, it is an intricate network of soil particles, pores, minerals, soil microbes, and more. It is awash in variety.

dateJul 01, 2015 in Environment
shares8 comments 0