Ronald Reagan and Barack Obama have both signed bills into law with their left hands. And being left-handed certainly did not hold back the artistic achievement

McManus considers evidence from anthropology, particle physics, the history of medicine, and the notebooks of Leonardo to answer questions like: Why are most pe

Being a left-handed child in a world geared to the right-handed majority can be challenging, and it can be very difficult for a right-handed parent to give earl

For a left-handed child in a right-friendly world, tasks that should come easily can seem confusing and frustrating. Parents of the more than 400,000 lefties bo

Genes and kangaroos -- Criminals or victims? Cesare Lombroso vs. Robert Hertz -- By the numbers : measuring handedness -- Ambiguous attitudes -- Changing hands,