News tagged with chemical changes

Fools' gold found to regulate oxygen

As sulfur cycles through Earth's atmosphere, oceans and land, it undergoes chemical changes that are often coupled to changes in other such elements as carbon and oxygen. Although this affects the concentration of free oxygen, ...

dateJul 23, 2012 in Earth Sciences
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Startup turns carbon dioxide into fuels

(Phys.org) -- Ask Andrew Bocarsly about the innovation behind Liquid Light, a New Jersey startup company that turns carbon dioxide into fuels and industrial chemicals, and the Princeton University chemistry professor smiles ...

dateJun 15, 2012 in Materials Science
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Nanofluidics sorts DNA for cancer research

(Phys.org) -- Cornell nanotechnology researchers have devised a new tool to study epigenetic changes in DNA that can cause cancer and other diseases: a nanoscale fluidic device that sorts and collects DNA, one molecule at ...

dateMay 24, 2012 in Bio & Medicine
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PCBs levels down in Norwegian polar bears

It's never been easy to be a polar bear. They may have to go months without eating. Their preferred food, seal, requires enormous luck and patience to catch. Add to that the melting of Arctic sea ice due to climate change, ...

dateMar 29, 2012 in Ecology
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Weathering of rocks impacts climate change

Chemical weathering of rocks by carbon dioxide dissolved in rainwater has never been taken into account in models of future climate change so far. However, researchers from the Laboratoire Géosciences Environnement Toulouse, ...

dateMar 05, 2012 in Environment
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