Tag Archives: infectious-disease

The Bird Flu Outbreak Takes a Mysterious Turn

This year in the United States, 14 people have tested positive for avian influenza, or bird flu. Nine of those became infected after coming into contact with poultry, and four got the virus from exposure to dairy cows. The source of the remaining, most recent case remains a mystery. The …

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Why Polio Has Reemerged in Gaza

THIS ARTICLE IS republished from The Conversation under a Creative Commons license. A 10-month-old boy in the Gaza Strip was recently paralyzed by poliovirus—the first such case in the region this century. Israel and Hamas have agreed to a limited ceasefire to allow 640,000 children in the enclave to be …

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The Bird Flu Threat Keeps Growing

Ongoing outbreaks of avian influenza have decimated poultry flocks and wild birds across the United States and worldwide. The virus, known as H5N1, is also increasingly adapting to mammals and has been found in cats, goats, and raccoons. In the US, it has spread to at least 170 dairy herds …

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How to Avoid Getting Sick This Summer

This article is republished from The Conversation under a Creative Commons license. As flowers bloom and temperatures climb, many are eager to get back outside. But while the sun may be shining, there is a dark side that can make the great outdoors not so great. Gangs of germs are …

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The Complex Social Lives of Viruses

The original version of this story appeared in Quanta Magazine. Ever since viruses came to light in the late 1800s, scientists have set them apart from the rest of life. Viruses were far smaller than cells, and inside their protein shells they carried little more than genes. They could not …

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No One Knows How Far Bird Flu Has Spread

In late March, the US Department of Agriculture (USDA) announced it had detected cases of bird flu in dairy cattle. Initially discovered in dairy farms in Texas, Kansas, and New Mexico, there are now 36 confirmed outbreaks in dairy herds in nine states. Although the H5N1 virus circulates widely in …

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