Duke University

New contaminants found in oil and gas wastewater

Duke University scientists have discovered high levels of two potentially hazardous contaminants, ammonium and iodide, in wastewater being discharged or spilled into streams and rivers from oil and gas operations in Pennsylvania ...

dateJan 14, 2015 in Environment
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DNA sheds light on why largest lemurs disappeared

Ancient DNA extracted from the bones and teeth of giant lemurs that lived thousands of years ago in Madagascar may help explain why the giant lemurs went extinct. It also explains what factors make some surviving species ...

dateDec 16, 2014 in Evolution
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Kindergarten and crime: What's the link?

Children who are older when they start kindergarten do well in the short term, academically and socially. But as teenagers, these old-for-grade students are more likely to drop out and commit serious crimes, says new research ...

dateMar 19, 2015 in Social Sciences
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Die-hard college sports fans defy expectations

When March Madness kicks off this week, you might expect the bleachers to be filled with alumni and students from the competing colleges. In fact, only about a third of die-hard college sports fans are alumni of their teams' ...

dateMar 16, 2015 in Social Sciences
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Boy moms more social in chimpanzees

Nearly four decades of observations of Tanzanian chimpanzees has revealed that the mothers of sons are about 25 percent more social than the mothers of daughters. Boy moms were found to spend about two hours more per day ...

dateNov 24, 2014 in Plants & Animals
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