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13,500-year-old tool-making site discovered in Idaho

A stone tool-making site that dates back 13,500 years has been found in an Idaho forest. On a remote forest riverbank in northern Idaho, archaeologists have uncovered evidence of human occupation going back more than 13,500 years, adding to the signs of an increasingly ancient human presence in the Northwest, and

Tool-making and language evolved at the same time

New research has revealed that the brain activity used to make tools is also used for language. They measured the brain blood flow activity of the participants as they performed both tasks using functional Transcranial Doppler Ultrasound (fTCD), commonly used in clinical settings to test patients’ language functions after brain damage