Omicron, Now 2 Years Old, Is Not Done With Us YetCarl Zimmer11/21/2023The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel.... Original Tags: years Let us know what you think! Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.