For decades, the dream of fixing harmful mutations in mitochondrial DNA felt out of reach. Scientists have long known these ...

For nearly a century, scientists have been puzzling over fossils from a strange and robust-looking distant relative of early ...

Despite public confusion, science has made meaningful progress in understanding autism. One of the most consistent findings ...

Your body is like a busy city with construction crews working every day. These crews are your stem cells. They fix damage, ...