Some of the most complex cognitive functions are possible because different sides of your brain control them. Chief among them is speech perception, the ability to interpret language. In people, the ...

The fighting hypothesis is one of the major theories on the evolution of left-handedness. Around the world, about 10.6% of people are left-handers, and the rest are right-handers. Many scientists have ...

When most of us think about politics, we think of different views as sitting on a spectrum. Left wing is at one end, right wing at the other. We all, therefore, sit somewhere on this straight line in ...

Most people are right-handed, but 10.6 percent are left-handed. There is a long-standing debate on why this specific 90-to-10 pattern between right-handedness and left-handedness has been pretty much ...