Smoke from the Canadian wildfires has reached New York and New Jersey which prompted officials to declare the area as currently having some of the worst air quality in the world.
The National Institutes of Health is beginning a handful of studies to test possible treatments for long COVID, an anxiously awaited step in U.S. efforts against the mysterious condition that afflicts millions.
More than 70 years after doctors at Johns Hopkins Hospital took Henrietta Lacks’ cervical cells without her knowledge, a lawyer for her descendants said they have reached a settlement with a biotechnology company that they accused of reaping billions of dollars from a racist medical system.