News tagged with particles

How oversized atoms could help shrink

"Lab-on-a-chip" devices – which can carry out several laboratory functions on a single, micro-sized chip – are the result of a quiet scientific revolution over the past few years. For example, they enable doctors to make ...

dateJul 01, 2015 in Condensed Matter
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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 ...

dateAug 03, 2015 in Bio & Medicine
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Volcanic ash proves inefficient cloud ice maker

When tons of ash spewed into the atmosphere from a 2010 Icelandic volcano it caused havoc for vacationers across Europe. But did it also dramatically change clouds? Researchers at Pacific Northwest National Laboratory found ...

dateMay 28, 2015 in Earth Sciences
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Saturn's rings in a supercomputer

Why do some planets, like Saturn or Jupiter, have rings, while others, like Earth or Mars, do not? It turns out that "size does not matter"—gas giants like Saturn are not the only bodies that can possess rings; even tiny ...

dateAug 07, 2015 in Space Exploration
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