sars cov2

An electron microscope image shows a SARS-CoV-2 particle isolated in the early days of the pandemic. It's been nearly a year since omicron was first detected, and scientists say this branch of the coronavirus family tree is still thriving.

Omicron keeps finding new evolutionary tricks to outsmart our immunity

5:02am October 25, 2022

by Rob Stein

SARS-CoV-2 is evolving "rapidly," spawning one new variant after another. But omicron continues to dominate, raising new questions about how evolution of the virus is headed.