Five fingers, five toes. There's nothing magical about the number, yet five digits at the end of their limbs is a motif that runs through all the animals with four limbs, called tetrapods.

Some animals can regrow missing body parts, such as lizards that can regrow their tails even if they are attacked or cut off, and salamanders that can regrow amputated limbs. YouTube channel TED ...

In the name of survival, starfish sever their own body parts to escape predators. They will also eventually regenerate those lost limbs, but how this biological process works has remained a mystery.

Trees losing their limbs is typically associated with severe weather such as tornadoes, hurricanes and thunderstorms. But a little known risk outside of arborist circles is that mature and ...

Phantom limb pain is a condition that occurs when an amputee feels pain in their missing limb. It most commonly occurs in the ...

It would be much the same as a person being able to repeat the way their limbs grew in the womb if they ever lost and arm or leg. Humans certainly aren’t salamanders. While we would struggle to ...

But once on land, the animals found their limbs a survival advantage there, too. Evolution frequently produces adaptations that come to be useful in the future for a different purpose.

Whilst fighting in Europe during World War One, many British troops sustained injuries to their limbs. Due to the scale of medical need at the battlefields, there was little time for medics to try ...

This course considers normal human movement; pathological conditions resulting from disease, injury, malformations, birth, etc.; and engineering approaches such as prostheses (limb replacements) and ...

Gibbard: When we started designing the Hero Arm we took a user-first approach; we interviewed hundreds of people with upper limb differences and started to understand their needs. We learned that ...