Figure 23 depicts an engraving awl, which can be used to drill holes in wood, and incising tools, which are used for relief carving. Because bone and ivory are not always preserved in sites, they are ...

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 ...

The oldest human-crafted bone tools on record are 1.5 million years old, a finding that suggests our ancestors were much smarter than previously thought, a new study reports. The tools, made from ...

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 ...

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