Analysis of a skeleton found in the Chan Hol cave near Tulum, Mexico suggests human settlement in the Americas occurred in the late Pleistocene era, according to a study published August 30, 2017 in ...

The environment encountered when the first people emigrated into the New World was variable and ever-changing, according to a Penn State geologist. "The New World was not a nice quiet place when ...

Anthropology professor Vance T. Holliday and others take issue with claims that a comet strike led to the demise of Paleoindian megafauna hunters during the Pleistocene. The notion of an object such ...

For years, evolutionary biologists have wondered how ecosystems during the Pleistocene epoch survived despite the presence of many species of huge, hungry herbivores, such as mammoths, mastodons and ...

Dozens of megafauna (large animals over 100 pounds) -- such as giant tortoises, horses, elephants and cheetah -- went extinct in North America 13,000 years ago during the end of the Pleistocene. As is ...