A ‘variant-proof’ vaccine

Tuesday, April 6, 2021 - 5:10pm


The world needs a coronavirus vaccine that can protect people against emerging variants. But this idea — a vaccine to combat multiple strains — is easier said than done. Just look at the flu. It's been a continuous battle to develop a universal vaccine to combat that illness. Still, scientists are working furiously to crack the coronavirus vaccine code. The World's Elana Gordon has the story.