Adolescence is thought to end at about age 18, but a group of scientists wants to extend it to 24, according to a new report. Researchers from hospitals and research institutions in Australia recently ...

A small group of researchers with the Royal Children's Hospital in Australia is suggesting that it might be time to change the span of years that define adolescence—from the current 10 to 19 to a ...

It is widely believed that humans are the only animals to have an adolescent growth spurt, but new evidence from chimpanzees suggests this isn’t unique to us after all. Some scientists define ...