Fossils show humans coexisted with giant sloths and mastodons for thousands of years. Evidence includes modified sloth bones ...

Histological analysis of the infant's teeth and a healed fracture on his collarbone indicated he had endured a tough birth.

For a study published in the journal Antiquity, researchers analyzed more than 3,000 bones and bone fragments attributed to dozens of individuals from the Early Bronze Age site of Charterhouse Warren ...