Public Health

A vector ecologist explains the complexities of tracking tick-borne diseases like Lyme in a climate-changed world

A person in Arizona recently died of pneumonic plague—a rare and severe form of the disease. An expert explains how the bacteria that spurred the Black Death centuries ago continues to claim lives

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another question

Illnesses from stealthy pathogens known as Vibrio are advancing northward along numerous coasts, potentially ruining your summer vacation

The June heat dome contributed to the deaths of at least three people. They have died as federal regulators have weighed whether to finalize the nation’s first heat protection rule for workers

Canceled grants and slashed budgets are disproportionately affecting junior health researchers, dealing a major blow to the future of science and society in the U.S.

AI could be used to comb through electronic health records and warn vulnerable people about dangerous heat waves

This San Antonio, Tex., lab takes biosecurity seriously. Suit up with its scientists and go behind the scenes of the science of vaccine creation.

Thimerosal, which contains an organic compound of mercury, has been phased out as a preservative for vaccines. Here’s how we know it was safe to use

These graphics will guide you through science-based vaccine guidelines for children and adults

Health specialists were put on leave, and a report on how to protect 20 million workers from wildfire smoke has stalled

Food microbiologists explain how to ensure different proteins, such as beef, chicken and pork, are prepared safely