Researchers at Harvard University’s Stem Cell and Regenerative Biology lab sure do axolotl questions. When Jessica Whited’s team isn’t busy coming up with axolotl puns like what you just read, they ...

(CNN) — 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 ...

With their goofy grins and feathery gills, axolotls have become stars of the pet world and video games like Minecraft. But these small, smiling salamanders are also helping scientists explore a ...