28/09/2016

Flint's water getting cleaner—but not yet safe

New tests show water quality improving in Flint, the Midwestern US city hit by a massive lead contamination scandal, officials said Wednesday, but it is not yet cleared of the toxin.

Image of 1992 slaying suspect is generated from his DNA

A prosecutor on Wednesday released composite images of a suspect in the unsolved slaying of a middle school aide nearly a quarter century ago, a rendering that uses genetics to predict someone's appearance.

Solution blooming for fracking spills?

North Dakota's oil boom can have a salty side-effect. Wastewater from oil drilling and hydraulic fracturing – or fracking – is often laden with salts and can spill, contaminating soils. In 2014, for example, 42 such brine ...

Nature or nurture: is violence in our genes?

Nature or nurture? The quest to understand why humans kill one another has occupied the minds of philosophers, sociologists and psychologists for centuries.

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