French geologist Michel Siffre lived 130 meters below a glacier for over two months to study the human bodys internal clock.

French explorer Michel Siffre spent more than 60 days underground in July 1962 to discover how the human body would be ...

All but one of the group's members were accounted for until late Tuesday evening, when the victim's body was found inside the caves ... news to compelling human interest stories.

It is just another riddle among many that surround this fascinating extinct human relative." The research team plans to continue exploring the Rising Star cave system in the hopes of further ...

Facial bones dated to between 1.4 and 1.1 million years old have been found in a cave in the Atapuerca ... was the first human species with body proportions like us modern humans (Homo sapiens ...