An illustration of a Culiseta melanura mosquito.

A Deadly Virus is Lurking in East Coast Mosquitoes

Eastern Equine Encephalitis may be brewing in the bog near you. Should you worry?
Navy Anti-Malaria Unit, Guadalcanal, circa 1942

The Origins of the CDC

The Centers for Disease Control and Prevention began during World War II to prevent the spread of malaria to troops stationed in the South.
Members of the International Ladies Garment Workers Union receive the flu shot in 1957

How America Brought the 1957 Influenza Pandemic to a Halt

Microbiologist Maurice Hilleman saw it coming, so the country made 40 million doses of the vaccine within months.
used mattress

The Ecosystem of the Used Mattress

Recently, EPA administrator Scott Pruitt directed staff to arrange for the purchase of a used mattress from a hotel. What's in a used mattress, anyway?
Flu hospital 1918

The Flu Pandemic of 1918, As Reported in 1918

The Spanish Influenza pandemic 100 years ago was the most lethal global disease outbreak since the Black Death. What were people thinking at the time?