Scientists find simple way to produce graphene

(PhysOrg.com) -- Scientists at Northern Illinois University say they have discovered a simple method for producing high yields of graphene, a highly touted carbon nanostructure that some believe could replace silicon as the ...

New quantum cascade lasers emit more light than heat

Northwestern University researchers have developed compact, mid-infrared laser diodes that generate more light than heat - a breakthroughs in quantum cascade laser efficiency.

Scientists cage chemical demon

A Cambridge University-led research team has discovered a technique to safely handle and transport white phosphorous.

Screen could offer better safety tests for new chemicals

It's estimated that there are approximately 80,000 industrial chemicals currently in use, in products such as clothing, cleaning solutions, carpets, and furniture. For the vast majority of these chemicals, scientists have ...

Single-chip laser delivers powerful result

From their use in telecommunication to detecting hazardous chemicals, lasers play a major role in our everyday lives. They keep us connected, keep us safe, and allow us to explore the dark corners of the universe.

Energy industry develops nontoxic fracking fluids

The oil and gas industry is trying to ease environmental concerns by developing nontoxic fluids for the drilling process known as fracking, but it's not clear whether the new product will be widely embraced by drilling companies.

'Catastrophic' e-waste fuels global toxic dump

A "catastrophic accumulation" of dozens of millions of tonnes of "e-waste" from computers, cellphones and television sets is fuelling a global pile of hazardous waste, an international body warned Friday.

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