The influenza ward at Walter Reed Hospital during the Spanish flu pandemic of 1918 Library of Congress The Great Influenza Pandemic of 1918 reached just about every continent throughout the globe.

The 1918 influenza pandemic remains the deadliest in modern history, killing tens of millions — and leaving scientists with enduring questions about how it began. A century later, a virologist and ...

Scientists in Switzerland have cracked open a century-old viral mystery by decoding the genome of the 1918 influenza virus from a preserved Zurich patient. This ancient RNA revealed that the virus had ...