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 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. "The flu," or seasonal ...

Part I: An abrupt introduction to Spanish influenza -- The great shadow -- Part 2: Spanish influenza: The first wave--spring and summer, 1918 -- The advance of the influenza virus -- Three explosions- ...

The seasonal flu shot is a yearly vaccine administered to protect against the flu, or influenza. Here are the facts and side ...