Patients are sidestepping clinical research and using themselves as guinea pigs to test new treatments for fatal diseases. Will they hurt themselves, or science?
Uranium dating of coral tools used by the earliest settlers of the South Pacific island kingdom of Tonga offers unprecedented precision in reconstructing their history.
An Oregon teenager spent a summer in a New York biochemistry lab helping to discover a novel molecule that could become the next commercial nonaddictive painkiller.
Contrary to previous assumptions that macrolide antibiotics completely block the exit tunnel of ribosomes, new evidence shows that some peptides are allowed to pass.