Mapping limb regeneration is an intricate, molecular dance. If an axolotl loses a leg, it gets a new one–complete with a functional foot and all four toes. Over just a few weeks or months, bone, ...

Could humans be capable of growing new limbs? Scientists are trying to figure that out with the aid of an unexpected resource: salamanders. Research shows that the amphibians' regeneration abilities ...

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 ...

Although often glossed over, the human liver is a pretty amazing organ. Not just because it’s pretty much the sole thing that prevents our food from killing us, but also because it’s the only organ in ...

When humans lose a limb due to an injury, there are lifelong lifestyle changes that are necessary to accommodate the loss of the arm or leg. In some instances, the changes are minor, with people ...

The active ingredient in a common acne drug could be the secret to unlocking regeneration in humans. What if the key to human limb regeneration wasn’t buried in sci-fi dreams—but already in your ...

Axolotl limbs regenerate functional body parts in just weeks, relying on cells that retain positional memory. A study led by Elly Tanaka’s team at IMBA reveals that the Hand2 gene marks the posterior ...

WASHINGTON (Reuters) - Mexican salamanders who can re-grow amputated legs are not pulling off quite as big a biological trick as scientists had first thought, which may help doctors trying to ...

Add Yahoo as a preferred source to see more of our stories on Google. Mapping limb regeneration is an intricate, molecular dance. If an axolotl loses a leg, it gets a new one–complete with a ...