Illustration: Kieran Blakey

The Nuance

The Coronavirus is Mutating. It’s Unclear if That’s a Problem.

Here’s what you should know

The novel coronavirus has mutated, and the mutated form of the virus now accounts for most cases in the U.S. and across the globe. That’s the major finding of a recent study, published July 3 in the journal Cell, which also found evidence that the mutated coronavirus…