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 ...

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 ...

On the outskirts of Mexico City, biologists are working to reintroduce a treasured amphibian to the wild. But first they must revive an ancient method of farming. Credit... Supported by By Jennie Erin ...

The axolotl is a type of salamander. It has a long tail, flat head, and four lizard-like limbs, which it uses to move around the lake floor. But unlike other salamanders, axolotls are neotenic, ...

Despite their never-ceasing grins, axolotls have been at risk of extinction for years. Over two decades ago, there were about 6,000 of these tiny salamanders for every square kilometer in Lake ...

CREDIT: Marcus Brandt/picture alliance via Getty Images. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday ...

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.

Hundreds of years ago, when the Mexica established themselves in what would become the capital of the Aztec Empire, they encountered an alien-looking creature with a permanent grin and a crown of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Now’s the opportunity to help one of Mexico’s iconic ‘water ...

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