Sentences with phrase «started knapping»

«The traditional view was that hominins started knapping to make sharp - edged flakes so they could cut meat off of animal carcasses, and maybe used the cores, called «choppers», to break open bones to get at the marrow» Lewis says.

For one, what could have caused hominins to start knapping tools at such an early date?

Not exact matches

Dr. Harmand, the lead author, says that the Lomekwi 3 artifacts show that at least one group of ancient hominin started intentionally «knapping» stones — breaking off pieces with quick, hard strikes from another stone — to make sharp tools long before previously thought.

Now, the Lomekwi artifacts show that those ideas are correct and at least one group of ancient hominin started intentionally knapping stones to make tools long before previously thought.