Researchers in China have studied a genetic mutation’s impact on the gene for Monoamine Oxidase-A. A distinct mutated ...

One of these genes was the ‘warrior gene’ or monoamine oxidase A gene MAOA, which is associated with risk-taking behavior and aggression. This gene could allow people to switch on more of a ...

Many people have the so-called 'warrior gene' - but is it responsible for bad behaviour? Science broadcaster Kat Arney investigates. Video by Eleanor Layhe Newly discovered behaviour shows a group ...