A man in Hong Kong has been found to have a strain of hepatitis E that had only been seen previously in rats, researchers said on Friday

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100 supposedly sick passengers ended up only being 10. But the story tapped into potent fears about flying

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Global health officials say, ‘They did it all wrong’

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Predicting the next pandemic is tricky work. When the newborn piglets first started getting sick in October 2016, farmers in China’s Guangdong province suspected porcine epidemic diarrhea virus (PEDV) — a disease they’d seen in the pigs before. And, at first, the tests did come back positive for PEDV. But then something strange happened. By January 2017, the pigs stopped testing positive for that virus — but kept getting sick

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The company, an arm of Alphabet, is using mosquitoes infected with a sterilizing bacteria to test whether they can stop dengue and Zika

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Bird flu is back, and it’s got nastier – for birds, at least. The H5N8 virus has spread into Europe and is killing wild birds as well as invading poultry farms – a major worry for farmers in the run-up to the festive season. So far the virus doesn’t seem to infect humans, but it is evolving

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An outbreak of the Zika virus in the continental United States could begin any day now. But while there is plenty of discussion about mosquito bites, some researchers are beginning to worry more about the other known transmission route: sex

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Brain plaques may have been seeded by contaminated hormone extracts from cadavers

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