Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific ...

Archaeologists have unearthed a collection of 27 fossilized bone tools within the Olduvai Gorge in Tanzania. For over a million years, early hominins had been shaping stone into tools. But evidence of ...

New evidence uncovered in east Africa indicates ancient hominins began crafting tools from animal bones far earlier than previously thought. If confirmed, our human ancestors started shaping bones by ...

A collection of 27 1.5-million-year-old bone tools discovered in Tanzania shows early humans had an ability to systematically make tools about a million years earlier than scientists thought. The ...

(CNN) — Archaeologists have uncovered a collection of bone tools in northern Tanzania that were shaped by ancient human ancestors 1.5 million years ago, making them the oldest known bone tools by ...

An emerging set of archaeological evidence may answer a key question in the human origins debate by providing proof that not only did early Homo sapiens come "out of Africa," as Homo erectus did, but ...

WASHINGTON — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in ...

Ancient humans could do some impressive things with elephant bones. In a new study, University of Colorado Boulder archaeologist Paola Villa and her colleagues surveyed tools excavated from a site in ...

(CNN) — Archaeologists have uncovered a collection of bone tools in northern Tanzania that were shaped by ancient human ancestors 1.5 million years ago, making them the oldest known bone tools by ...