Meet the luckiest people on Earth — individuals carrying a rare genetic mutation that prevents wrinkles from forming even as they age well into their 80s. These genetic lottery winners have provided ...

Scientists have traced a devastating pattern of brain cell loss in a handful of families to a single, ultra-rare mutation that sabotages one of the brain’s key protective enzymes. The discovery not ...

Experiments on an ultra-rare genetic mutation that causes neurodegeneration in children have helped uncover a new mechanism by which brain cells die. The findings raise the possibility that similar ...