The human body today has many replaceable parts, ranging from artificial hearts ... how to cut the body to remove fingers, toes, arms and legs in ways medieval surgeons hadn’t.

The human body has different parts that help us do things like walk ... You have a chest and a tummy. You have legs, knees, feet and toes. Some of us might need help to make our bodies to work ...

Once a basic foundation of strength is established, gym-goers can then look to focus on more specialist exercises to grow or tone that particular body part. A push-pull-legs routine places more ...

To understand how to solve those challenges, we first must know the risks to human health during space travel ... the bones in the lower part of your body (legs, hips, and spine) are doing less work.

While the body's hairs are in a near constant state of growth, parts of the human brain and head pretty ... spiders will grow replacement legs after one falls off or breaks, and deer shed their ...

Scientists are exploring that futuristic vision by using special 3-D printers to make living body parts. Called bioprinters, these machines use human cells as “ink.” A standard 3-D printer ...