It may be getting better at dodging one of the immune system’s main defenses.
Has COVID taught us nothing?
Scientists have known for decades that some people can be resistant to HIV infection. Why not the coronavirus, too?
The most notable feature of the president’s illness is that he evaded COVID for this long.
Even before the pandemic began, more people here were dying at younger ages than in comparably wealthy nations.
Respiratory-virus season starts soon, and our autumn vaccine strategy is shaky at best.
The endless churn of variants may not stop anytime soon, unless we do something about it.
America can’t quit hygiene theater.
Some tips for how to be a good sick person in the COVID era, whatever is ailing you
For the first time, COVID vaccines are getting an update in the U.S. But Americans still need to be persuaded to take them.
In the face of government inaction, the country’s best chance at keeping the crisis from spiraling relies on everyone to keep caring.
If the virus finds a new animal host, it could settle in for the long run—and cause more outbreaks in the future.
A string of negatives can still presage a clear-as-day positive.
COVID vaccines for infants and toddlers are stalling and stumbling even before they’ve left the gate.
Kids are at risk of severe COVID outcomes—and immunity from infection isn’t enough.
Images from the past few weeks of lockdown, and early signs of Shanghai’s reopening
Why violence demands not just policy solutions, but public-health ones
Our original-recipe shots are holding up against new variants. But we may need to improve them, and soon.
A new viral outbreak is testing whether the world has learned anything from COVID.
As COVID numbers tick up, hospitals are supposed to be ready to jump in as needed. Only, they never really had a reprieve.