Many animals, like chimps and parrots, exhibit handedness, a natural bias reflecting brain specialization. This consistent ...

Such a design choice would have made sense if, say, all women were left-handed and all men were right-handed. But because about 90 percent of people are right-handed, that’s clearly not the reason. So ...

THE LEFT-HANDED have long struggled in a right-handed world. But they are over-represented in one field: one-to-one sports such as fencing and tennis. The conventional explanation for this is that the ...