On Aug. 18, 1838, the Exploring Expedition led by Navy Lt. Charles Wilkes embarked on a world cruise of scientific discovery. He fit well into a class of armed scientists, military naturalists who rose to prominence in the 18th and 19th centuries.
The centennial of the 1918 pandemic is a good time to take stock of how far the world has come since this historic health disaster – and to face the sobering fact that several key mysteries have yet to be resolved.
By Gerardo Chowell, Georgia State University; Cecile Viboud, National Institutes of Health, and Lone Simonsen, Roskilde University