It can break off in an instant but also stay firmly attached. Scientists have figured out the microscopic structures that make this survival skill possible. By Jack Tamisiea When choosing between life ...

It's not really news that lizards can regrow tails -- but what is big news is for the first time in 250 million years, a lizard regrew a "perfect" tail with the help of stem cells, and USC researchers ...

Lizards are remarkable creatures, admired for their agility, vibrant colours, and unique defence strategies. One of their most fascinating abilities is autotomy, the self-amputation of the tail to ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. In May ...

Lizards can regrow severed tails, making them the closest relative to humans that can regenerate a lost appendage. But in lieu of the original tail that includes a spinal column and nerves, the ...

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 ...

A slender reptile slips beneath damp leaf litter in Taiwan’s mountain forests, rarely seen and often mistaken for a snake.

American alligators are about as close to dinosaurs as you can get in modern times, and can grow up to 14 feet in length. While much smaller reptiles such as lizards are able to regenerate their tails ...