The African turquoise killifish (Nothobranchius furzeri) can regrow its finsJill Toyoshiba
Researchers have uncovered new details about how some fish can regenerate their tail after an injury, which could inch us closer to employing regenerative medicine in people.
“Humans have all the components to regenerate, but we don’t do it,” says Augusto Ortega Granillo at the Stowers Institute for Medical Research in Missouri. “There’s something missing, and we believe that the missing part, it’s a regulation part.”

One mystery about animal regeneration is how…