Nature continues to amaze us with its remarkable adaptations, and perhaps one of the most fascinating abilities some animals possess is regeneration—the capacity to regrow lost or damaged body parts.

If your teeth are only slightly crooked or just a bit crowded, an orthodontist-prescribed retainer may be enough to straighten them. But don't attempt to straighten your teeth by yourself. Here's why.

These aquatic salamanders, native to lakes around Mexico City, can regrow spinal cords, limbs, skin, and even pieces of their brain. Their controlled restoration process could be key to treating ...

A shark expert, whose own curiosity about these fascinating fish was sparked by the movie "Jaws," explains some of their ...

Molecular signals after severing an axolotl arm direct the remaining cells how to regrow the limb, offering potential ...

So, you know, to go spend 280 days a year at sea, for minimal pay -- a guy can go to a shipyard or some land-based job and do just as well and be home with his family and sleep in his own bed ...

If there is another mistrial, then Read could be tried again. A defendant can be retried as many times as the government pleases, wrote Elijah Gelman in the Northwestern University Law Review.

Axolotls can regrow limbs. Could they one day help us do the same? A better understanding of how these amphibians grow new appendages may lead to better wound healing—or even new limbs—in humans.