Scientists have triggered long-term growth of legs in adult frogs, which are naturally unable to regenerate limbs. The frogs regrew a lost leg over months, triggered by just 24 hour exposure to a five ...

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature’s ...

For millions of patients who have lost limbs, the possibility of regaining function through natural regeneration remains out of reach. Regrowth of legs and arms remains the province of animals such as ...

Have you ever wondered how city life affects animals like frogs? A new study reveals that urban Túngara frog tadpoles develop faster —but end up being smaller — than tadpoles from forests, probably ...

For millions of patients who have lost limbs for reasons ranging from diabetes to trauma, the possibility of regaining function through natural regeneration remains out of reach. Regrowth of legs and ...