Pa. woman: Chemicals in my water in drilling area

(AP) -- A woman says state environmental officials refused to do follow-up tests after their lab reported her drinking water contained chemicals, but it's unclear where the pollutants came from.

Physicists build highly efficient 'no-waste' laser

A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that funnels all its ...

Expert: Wastewater well in Ohio triggered quakes

A northeast Ohio well used to dispose of wastewater from oil and gas drilling almost certainly caused a series of 11 minor quakes in the Youngstown area since last spring, a seismologist investigating the quakes said Monday.

Faster colloidal fluorescence emitters: Nanoplatelets

(PhysOrg.com) -- Significant advances in the application of colloidal structures as light emitters and lasers may soon be realized following the discovery of very fast fluorescence emission rates in colloidal nanoplatelets. ...

EPA theorizes fracking-pollution link

(AP) -- The U.S. Environmental Protection Agency announced Thursday for the first time that fracking - a controversial method of improving the productivity of oil and gas wells - may be to blame for causing groundwater pollution.

Amid US gas boom, split over environment risks

The United States is seeing a natural gas boom thanks to discoveries of abundant shale gas, and at the same time a groundswell of opposition from critics who say the environmental risks from drilling are too great.

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