Bone can heal itself, but not always in the ways we expect. Some animals regrow entire limbs. Others, like humans, can only manage a few millimeters at the tip of a finger. This wide range in ...

With a silly smile and frilly gills, the axolotl has wriggled its way into the hearts of millions, becoming a popular aquarium pet and pop culture icon in video games, children’s books and toy stores.

Axolotls (Ambystoma mexicanum) have the incredible ability to regenerate limbs, and even entire organs. And of course, people want to know how we might get our own human bodies to do it, too. A team ...

A tiny animal with an extraordinary ability could teach us how to regenerate lost or damaged body parts. A beheading is lethal for most animals, but not for the flatworm. Chop its head off, and it ...

This ability is widespread in the animal kingdom, but its distribution is spotty. Salamanders are the best-known regenerators, but cockroaches can regrow legs, Drosophila can renew discs, deer regain ...