Reproduction in the animal world can be complicated at the best of times. But far from the flashy birds or mammals competing ...

The microscopic flatworm (Stenostomum brevipharyngium) is one of nature's weirder creatures. Chop off its head, and it'll ...

It’s long been known that many species of worms have the remarkable ability to grow back body and even specific organs when they’ve been cut off. But new research by a pair of scientists from Tufts ...

The mystery of why some animals can regenerate body parts while others cannot has long puzzled scientists, but three new studies have brought the issue to a head. Three different research groups ...