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

Zebrafish can regenerate sensory hair cells that humans permanently lose, like those in the inner ear linked to hearing and ...

H umans are a suggestible species. We see a friend yawn, we yawn. We see a stranger yawn, we yawn. We see an animated blob do ...

Aggression is a complex behavior dependent on numerous factors such as personal experiences, upbringing, social context, personality and genetics. Florian Reichmann and his team at the Med Uni Graz ...

While humans can regularly replace certain cells, like those in our blood and gut, we cannot naturally regrow most other ...