Most people never think twice about their ears, until they catch a strange little twitch they can't explain. It might happen ...

On Wednesday, Clone Robotics released video footage of its Protoclone humanoid robot, a full-body machine that uses synthetic muscles to create unsettlingly human-like movements. In the video, the ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Muscle twitches fall into two main types. There’s myoclonus, where a whole muscle or group of muscles twitch or spasm. Then ...

A bionic knee that directly attaches to the thigh bone and uses implanted electrodes can make a prosthetic leg feel more like a part of the body, a new study finds. When you purchase through links on ...