Let the Right One In

For all of mankind's scientific advances in recent centuries, many elemental mysteries still persist. Among the most puzzling is the reason that right-handers far outnumber their southpaw peers. There's a bevy of theories as to why this is the case, but no single one seems ironclad. So in the absence of a definitive explanation for why this is a right-hander's world, we prefer to cast our lot with the theory we deem to be the most entertaining—the one that traces the handedness schism back to ma