My kids are coming home with axolotl toys all the time, because people know what I do.” These glowing axolotls may hold the secret to human limb regeneration© Alyssa Stone/Northeastern University ...

Then, in the name of vitally important science, the researchers did something that might strike some axolotl fans as shocking: They severed axolotl arms. Monaghan said his team anesthetized the ...