A man readies a cow for the International Highland Cattle Show in Glasgow, Scotland. Researchers say genetics and the amount of time animals and humans spend together can affect how viruses spread between species.
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A pizza from a Pizzomatic vending machine that bakes and sells pizzas in Germany. Public health advocates say the food industry needs to make concrete commitments to making healthier products to reduce chronic disease related to diet.
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Nengah, 35, suffers from schizophrenia. Until recently, her family on Bali in Indonesia kept her chained to a concrete pit for nearly a decade.
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Two women check their cellphones as they hawk their wares on a bridge over the Artibonite River, whose waters are believed to be the source of Haiti's 2010 cholera outbreak.
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