Science & technology | Injecting hope
A Nobel prize in physiology for mRNA vaccines
Katalin Karikó and Drew Weissman helped pioneer a technology that saved millions of lives

THE COMMITTEES which award the Nobel science prizes (chemistry, physics and physiology or medicine) are hard to second-guess. Last year, for instance, the physiology prize went to Svante Paabo, who helped invent the field of fossil DNA, and then used that invention to shed copious light on human evolution.
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