Omicron, the newest "variant of concern," is raising alarm bells worldwide

Developing tests that check for immunity to the coronavirus are the key to letting people return to work

A complex new problem requires a more complex model than our worn intuitions about the flu

Researchers are studying the safety — and possible utility — of breast milk from mothers infected with Covid-19

Salon talks to Diggs about the draw of his new TNT show: "Maybe it makes us feel less bad about where we are"

The back-and-forth spread of COVID from animals to humans is deeply troubling scientists. Here's why

A Shanghai scientist faced an agonizing decision after his team mapped the genome of a new coronavirus from Wuhan

Mothers with a known or likely COVID-19 infection are being asked to self-isolate from their newborns

The CDC recommends 6 ft or more, the WHO about half that distance. But experts say the science is far from settled

A doctor and coronavirus patient in recovery describes his experience surviving COVID-19's worst side effect

Aiming for “herd immunity” is not an accurate characterization of what has happened in Sweden

McNeil has reported the hell out of this story and told the truth — and his editors have scolded him for it

Dr. Timothy Brewer: Don't hoard the TP — and don't panic. Taking care of each other will get us through this

Mathematicians are playing a key role in fighting COVID-19 by modeling different scenarios for a vaccine rollout

While the origins of this pandemic are unclear, Western media coverage of "wet markets" has been ignorant or worse