Axolotls are native to Mexico and critically endangered in their habitat, but in scientific laboratories they're finally giving up their anti-aging, wound-healing secrets. Photograph By Raquel Saggin ...

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 ...

A tiny creature with frilly gills, a polite smile and glowing green skin just gave scientists a major clue to solve one of biology’s biggest mysteries: limb regeneration. Aquatic salamanders called ...

Hierarchical communication between cells with distinct positional memories orchestrates the regeneration of missing limb structures in axolotls.

Axolotls are known for their ability to grow back just about any body part that is bitten off by a predator, but the trigger for this regeneration was a mystery until now. It turns out that retinoic ...

With its fascinating ability to regrow entire limbs and internal organs, the Mexican axolotl is the ideal model for studying regeneration. Scientists have now found a factor that tells cells which ...

Axolotls can regrow limbs, organs and even parts of their brain Scientists used lab-engineered glowing axolotls to study how this works A key chemical may help cells 'know' what body part to regrow ...

Imagine losing an arm in an accident, only to grow it back exactly as it was before, right down to the fingerprints. Such regenerative power is standard fare for comic-book superheroes (Marvel’s ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A tiny creature ...