COVID-19 Mutations Aren't Slowing Down
The latest omicron variant proves this
During those terrifying early days of the COVID-19 pandemic, scientists offered one piece of reassuring news about the novel coronavirus: It mutated slowly. The earliest mutations did not appear to be consequential. A vaccine, if and when it was invented, might not need regular updating over time.
This proved overly optimistic.
The coronavirus, SARS-CoV-2, has had billions of chances to reconfigure itself as it has spread across the planet, and it continues to evolve, generating new variants and subvariants at a clip that has kept scientists on their toes. Two-and-a-half years after it first spilled into humans, the virus has repeatedly changed its structure and chemistry in ways that confound efforts to bring it fully under control.
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