Brain research by Roger Sperry showed our two hemispheres have different strengths. The left brain tackles logic and analysis ...

The peripheral nervous system extends body-wide, encompassing nerves that branch out from the spinal cord and the brain. The cerebrum is physically divided into two halves—the left hemisphere ...

Each row shows the uninjured brain hemisphere (left) and the injured hemisphere (right). The top row shows an untreated brain while the bottom row shows a treated brain, with less damage occurring ...