From lullabies to dance tracks, songs make up our life's soundtrack. But how humans separate words and melodies from a single sound wave — a capability no other member of the animal kingdom possesses ...

The particular kind of waves that the brain produces during sleep, which repeatedly sweep the surface of the cerebral cortex, travel through the anatomical "highways" that connect distant areas of the ...

But researchers were concerned about whether this procedure might have other, less desirable effects. What happens when the right and left sides of the cerebral cortex—responsible for an enormous ...

In Nobel Prize research beginning in the 1960s, Roger W. Sperry and colleagues studied the effects of cutting the forebrain commissures in patients as a radical treatment for intractable epilepsy.

According to the famous work of Roger Sperry and Michael Gazzaniga, “split brain” patients seem to experience a split in consciousness: the left and the right side of their brain can independently ...

In 1882, Mr. L, a teacher and journalist, suffered a stroke, his second. His first attack, five years earlier, had been mild, causing some language problems involving paraphasias, difficulty selecting ...