Early humans began crafting stone tools more than 3 million years ago by chipping off flakes to form shapes and sharp edges ...

How many more bone tools were deposited there but decomposed in the interim can only be guessed, ... One of the carefully ...

This photo provided by the Spanish National Research Council shows a bone tool found in Tanzania's Olduvai Gorge, at the CSIC-Pleistocene Archaeology Lab in Madrid in 2023.

The handcrafted tools found in Tanzania were made 1.5 million years ago and were fashioned primarily from the bones of elephants and hippopotamuses.

The bone tools measure up to around 16 inches (40 centimeters), with the largest being a sharp blade made from the humerus of an elephant. A discovery at Tanzania's Olduvai Gorge pushes back the ...

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 about 1 ...

A bone tool made from a 1.5-million-year-old elephant bone discovered at the Olduvai Gorge site in Tanzania is seen in this picture released on March 5, 2025.

A cache of 1.5 million-year-old bone tools uncovered in Tanzania suggest ancient human ancestors were capable of critical thinking and advanced craftsmanship.

Olduvai Gorge in northern Tanzania boasts sediment layers dating back to about 1.8 million years ago. Those layers contain simple stone tools that marked one of the earliest recorded technological ...

However, at Olduvai Gorge – the site where Homo habilis's discovery reshaped the human family tree – paleontologists have found many bone tools dated to 1.5 million years ago. The gorge is so ...

A cache of 1.5 million-year-old bone tools uncovered in Tanzania suggest ancient human ancestors were capable of critical thinking and advanced craftsmanship.