Blade cores provided a portable source of stone or obsidian for manufacturing different kinds of tools by flaking off pieces from the core. The basis of many Upper Paleolithic tool forms from both ...

Blade cores provided a portable source of stone or obsidian for manufacturing different kinds of tools by flaking off pieces from the core. The basis of many Upper Paleolithic tool forms from both ...

People of the past used stone, wood, and bone to create a variety of tools. Although stone tools are more commonly found in archaeological settings, it is likely that bone and wood tools had an ...

Some artists are turning to advanced robots for help sculpting masterpieces, even as others decry robots as cheating that ...

Shimelmitz, Ron Kuhn, Steven L. Ronen, Avraham Weinstein-Evron, Mina and Petraglia, Michael D. 2014. Predetermined Flake Production at the Lower/Middle Paleolithic ...

The oldest stone tools discovered were found in a 3.3-million-year-old archaeological site in West Turkana, Kenya, according to findings published in 2015 in the journal, "Nature." The authors ...

Orbital polishers and buffing machines use an orbital motion during finishing or grinding. Polishing lathes are specialized polishers and buffing machines that produce smooth or fine surface finishes.

Can you think why the people would adopt the new technology? What do you know about different types of stone? Why do you think sandstone is used for grinding (see Figure 9)? Is this the type of tool ...

Also, remember, when polishing or cleaning granite or any natural stone surface, you should steer clear of abrasive pads.

The researchers created replica stone tools that resembled those used in the Early Upper Paleolithic age, about 38,000 to ...

The excavation site in Nyayanga where hundreds of stone tools dating to roughly 2.9 million years ago were found Archaeologists in Kenya have dug up some of the oldest stone tools ever used by ...