The Search for One Vaccine to Rule Them All

Scientists are working on a ‘universal’ vaccine that could protect against a broad range of coronaviruses

Photo Illustration: Getty Images (2); Lord of the Rings/New Line Cinema

The next pandemic was supposed to be influenza. After all, three flu pandemics occurred in the last century alone — the Spanish flu of 1918, Asian influenza in 1957, and the Hong Kong flu of 1968.