NEW YORK-- Call them knockoffs. Rock-smashing monkeys in Brazil make stone flakes that look a lot like tools made by our ancient ancestors. Scientists watched as Capuchin monkeys in a national park ...

On the rocky slopes of Brazil’s Serra da Capivara National Park, a group of small monkeys called capuchins are pounding rocks together. One grabs a sizable stone, grips it in both hands, and pounds it ...

An international team of scientists, led by Dr. Tomos Proffitt from the Max Planck Institute for Evolutionary Anthropology, made a discovery that challenges long-held theories of human evolution. The ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

A long-tailed macaque uses a stone to get at food. The striking of one stone on another accidentally creates stone flakes the monkeys don't use. Lydia V. Luncz When monkeys use two rocks to smash open ...

Jan. 8 (UPI) --Hominins living near Tanzania's Olduvai Gorge were preferentially selecting material for different types of stone tools as early as 1.8 million years ago. New research suggests the ...

Every archaeologist who has ever worked at Fort McCoy has encountered a specific type of artifact: the flake. Flakes, referred to as debitage in archaeological jargon, are pieces of stone waste left ...

Researchers have observed wild-bearded capuchin monkeys in Brazil deliberately break stones, unintentionally creating flakes that share many of the characteristics of those produced by early Stone Age ...

More than 300,000 years ago, Stone Age people in Eurasia may have invented new technology on their own, instead of borrowing it from African migrants, as some researchers suspected. A mix of stone ...