For decades, the dream of fixing harmful mutations in mitochondrial DNA felt out of reach. Scientists have long known these mutations cause serious diseases that pass down only through mothers. They also play a role in cancer and many conditions related to ...

An Ice Age double burial in Italy has yielded a stunning genetic revelation. DNA from a mother and daughter who lived over 12,000 years ago shows that the younger had a rare inherited growth disorder,

In the Department of Genetics, doctors are using genetic and genomic testing to pinpoint the exact cause of a patient’s condition—even when symptoms mimic more than one disorder. This clarity is especially vital for conditions like neurofibromatosis ...

Genetic features known as transposons make up a large portion of many mammalian genomes, including humans', and they are now known to play a variety of roles. Some transposable elements (TEs) could be the remnants of ancient viruses. There are many ...

Add Yahoo as a preferred source to see more of our stories on Google. A genetic match to an ancient person doesn't mean you're more related genealogically. Mark Edward Atkinson/Tetra Images via Getty Images We are population geneticists who work with ...