When most people think about handedness, they have two different forms in mind: Left-handedness and right-handedness. Overall, studies that investigated how many people are left-handed and ...

We’ve all heard the whispers. Those southpaws among us supposedly have some kind of secret intellectual edge. From Leonardo da Vinci sketching with his left hand to Einstein supposedly jotting down ...

Research suggests that dozens of genes—perhaps up to 40—play a role in shaping handedness. Rather than determining it outright, these genes build the brain in a way that typically favors the right ...