If a cat corners a gecko, the little reptile has one last trick. It twitches its tail, snaps it off, and sprints away while the still-wiggling tail distracts the hunter. Scientists call this move ...

Lizards have amazing regeneration abilities. When in danger, they may purposefully lose their tail, only for it to regrow later. While this is a feat of evolution, sometimes regeneration can go wrong, ...

Alligators’ tails can regrow, according to new research in Nature’s Scientific Reports. Renée C. Byer rbyer@sacbee.com Alligators can grow back their tails, and that may help the massive reptiles ...

Comet C/2012 F6 Lemmon photographed on May 15 showing its bluish, ion tail (bottom) beginning to peel away from the comet. The dust tail sticks out to the left. A wispy, new gas tail is already ...

When biologist Kenro Kusumi opened the strange package in his mail, he found a pickle jar containing ethanol and a seemingly deformed alligator tail. At his Arizona State University lab, Kusumi ...