Classroom

Tag: "immunity"

Search for Topics or Keywords
FILE PHOTO: A nurse prepares a dose of the of coronavirus disease (COVID-19) in Dutywa
Daily News Lesson December 02 2021

Does South Africa’s COVID uptick signal greater threat from omicron? Here’s what we know
Learn why the omicron variant of COVID is getting attention and how public health officials are learning about it

SUPPORTED BY VIEWERS LIKE YOU. ADDITIONAL SUPPORT PROVIDED BY:

The Lemelson Foundation logo Charles F. Kettering Foundation logo

Copyright © 2025 NewsHour Production LLC. All Rights Reserved

Illustrations by Annamaria Ward

Contact Us! Our Mission FAQ
PBS Online Privacy Policy Student Reporting Labs PBS Learning Media