Why are 90% of people right-handed and 10% left-handed? A modification of the well-known fighting hypothesis aims to explain this pattern.

MINNEAPOLIS — What do Lebron James, David Bowie and Bill Gates all have in common? They're left-handed. While they're a minority of the population, they're not alone. So why are we right- or ...

Throughout most of history up until a few decades ago, left-handedness was looked down on, discouraged and quite literally demonized. However, that doesn’t stop many lefties today from taking pride in ...

Are there two or three forms of handedness? Most psychological studies investigating handedness have two different categories: left-handedness and right-handedness. A large-scale meta-analysis ...

A recent study suggests that left-handed people have an advantage in competitive contexts, while righties tend to cooperate ...