Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources, which in turn played a large role in increasing human brain size and ...
The question is, why do we find rock outcrops that were used for ... migration routes and discovered that the flint quarrying and knapping sites were situated in rock outcrops near the elephants ...
The Hellgate Mineral Society is hosting Missoula's 30th annual gem, mineral and fossil show this weekend.At the event, ...