If it seems like public health crises are abounding, you're not wrong. Two experts answer questions about prevention, preparedness, and social factors.

"There are no new, large mutations that could account for the change in [monkeypox] transmission," says virologist Heather Koehler.

The discovery of a coronavirus outbreak from 20,000 years ago is "like finding fossilized dinosaur footprints instead of finding fossilized bones directly."

Policymakers need to use data to guide their response to the COVID-19 pandemic. A new process brings together many models to give them the best info.

A 19th-century outbreak of yellow fever in New Orleans created an elite class while it also "exacted a devastating social cost for large swaths of society."

Health policy expert, physician, and historian Mical Raz shares her perspective on the United States' less robust response to coronavirus.

How soon do symptoms show up after COVID-19 exposure? About five days, new research shows.

A new interactive map for the novel coronavirus outbreak shows the numbers of cases, recoveries, and deaths, as well as trends over time.

The Chinese government's response to the coronavirus outbreak has exposed flaws in its approach to crises and requires more openness, an expert argues.

The US is not facing a single opioid overdose epidemic. It's facing several different epidemics, researchers say.