Deadly elephant virus stalks Zurich zoo

A deadly virus has swept through Zurich's zoo, killing three Asian elephants in a month and leaving experts stumped as to how to stop its spread.

New study finds climate change could spark the next pandemic

As the earth's climate continues to warm, researchers predict wild animals will be forced to relocate their habitats—likely to regions with large human populations—dramatically increasing the risk of a viral jump to humans ...

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