Some parts of our bodies bounce back from injury in fairly short order. The outer protective layer of the eye—called the cornea—can heal from minor scratches within a single day. The brain is not one ...

Every year, millions of lives are suddenly, swiftly transformed by a stroke, which occurs when a blood vessel travelling towards the brain becomes obstructed, causing neurons to die off. Strokes are ...

Illustration showing a transplanted nerve cell (gold) using its internal compass (code) to find its partner nerve cells in the brain and spinal cord (green). Some parts of our bodies bounce back from ...