viruses

The Mystery of Monkeypox's Global Spread

The Mystery of Monkeypox’s Global Spread

When Moritz Kraemer first heard about the new monkeypox outbreak spreading through the UK, Europe, and the US, it was not through conventional scientific channels, or from the UK Health Security Agency (UKHSA), but via Twitter. As each suspected case was reported, and infectious disease experts shared their theories in real time, Kraemer—an epidemiologist at …

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Hepatitis Cases in Kids Have Scientists Hunting for Answers

Hepatitis Cases in Kids Have Scientists Hunting for Answers

In January 2022, doctors in Scotland noticed a worrying trend: a scattering of cases of severe hepatitis in kids between 1 and 5 years old. The children were presenting with gastrointestinal symptoms—abdominal pain, diarrhea, vomiting—followed by the onset of jaundice. To see such acute hepatitis (a broad term that essentially describes inflammation of the liver) …

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