Sentences with phrase «intentionally knapping»
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.
http://www.turkanabasin.org/ 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.