Study shows dire impacts downstream of Nile River dam

Rapid filling of a giant dam at the headwaters of the Nile River—the world's biggest waterway that supports millions of people—could reduce water supplies to downstream Egypt by more than one-third, new USC research shows.

Invasive species costing Africa $3.66 tn a year: study

Invasive species introduced by human activity are costing African agriculture some $3.66 trillion every year—around 1.5 times the combined gross domestic product of all African countries—new research showed Thursday.

Treating mastitis in dairy cattle with vitamin D

A natural remedy that delays and reduces the severity of mastitis infection in dairy cattle is being investigated by scientists at the U.S. Department of Agriculture (USDA).

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