Ten doses of the Covid-19 vaccine would expire within hours, so a Houston doctor gave it to people with medical conditions, including his wife. What followed...
Fans, noise, lines for food and booze. In a country that has the coronavirus under control, a tennis championship delivers a glimpse of what sports can...
Tracking recent mutations, variants and lineages.
The move, which applies to anti-vaccine posts unrelated to Covid as well, targets unpaid posts to the site and particularly Facebook pages and groups.
Age and gender are complicating vaccine skepticism among Black Americans. Health experts warned Super Bowl fans to keep up their guard. Wisconsin had a mask mandate....
That early alarm system is now being put to the test. Matt Hancock, the British health secretary, said on Monday: Theres currently no evidence to suggest...
The highly infectious variant has developed a worrisome mutation, new research has found.
The vaccine’s efficacy rate dropped from 72 percent in the United States to just 57 percent in South Africa, where a highly contagious variant is driving...
Rich countries are buying up coronavirus vaccines, leaving poorer regions vulnerable — and as potential breeding grounds for variants, like one found in South Africa,...
The bizarre fossil is one of very few records of soft tissue in a creature better known as a whorled shell.