Biologists say newly efficient and accurate gene sequencing techniques have allowed them to fairly quickly detail full genomes and find overlooked genes in a broad range of 25 important species.
Live-tweeting your fever and body aches after your second shot is the ultimate humble-brag of 2021. But does it really matter to immunity if you have a strong reaction to the COVID-19 vaccine?
As a doctor, I was eligible for the COVID-19 vaccine in December, but I also was pregnant, and there wasn't yet much data to inform my decision. What I needed was a different kind of information.
Drugs that can help keep COVID-19 patients out of the hospital are playing only a small role in Michigan, where the pandemic is accelerating. Logistical challenges are to blame.
COVID-19 vaccines are highly effective but don't always provide perfect protection. Some vaccinated people later exposed to the virus still get sick. Why and how often that happens is under study.
Government health officials are recommending a "pause" in vaccinations with the Johnson & Johnson COVID-19 vaccine. We're answering your questions as we learn more.
Researchers are reporting some progress in their search for drugs that tamp down the overwhelming immune reaction that can kill a patient with COVID-19.
A medical team in New York City says it has performed the first complete surgical transplant of a trachea. These kinds of transplants are one of the last big transplant challenges.
These structures made from living human cells are similar to human embryos at the stage when they implant in the womb. They allow scientists to research new ways to treat infertility.
Some doctors are seeing a disturbing spike in lethal alcoholic liver disease, especially among young women. The recent trend has been supercharged, they say, by the pandemic's isolation and pressures.
COVID-19 hospitalizations continue to strain U.S. hospitals. NPR built a tool to explore trends around the country. Look up your local hospital to see how it's faring.
Infusing blood plasma from people who have recovered from COVID-19 into sick patients looks good on paper. But studies of the treatment haven't found benefits.