It's one of nature's greatest ironies: the human brain lacks the ability to grasp its own complexity. Indeed, the brain is complicated. The three-pound organ housed in our heads consists of roughly 86 ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

Using a corkscrew, writing a letter with a pen or unlocking a door by turning a key are actions that seem simple but actually require a complex orchestration of precise movements. So, how does the ...