Washington (UPI) Jan 7, 2020 Hominins living near Tanzania's Olduvai Gorge were preferentially selecting material for different types of Stone tools as early as 1.8 million years ago. New research suggests the decisions made by tool makers among Early Stone Age hominins accounted for both the requirements of specific tasks and the unique mechanical advantages offered by different types of stone. Previous arc

Terra Daily (Date:01/09/2020 08:18) Read full article >>

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Tanzania: Coordinates: 61825S 345114E 6.307S 34.854E -6.307 34.854
- Tanzania Wikipedia
Stone: In geology, a rock is a naturally occurring solid aggregate of one or more minerals or mineraloids. For example, the common rock granite is a combination of the quartz, feldspar and biotite minerals. The Earth's outer solid layer, the lithosphere, is made of rock.