Stone Age
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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Stone-age humans used to invent the first lethal technology of spears and arrows 71, 000 years ago according to evidence brought by scientific researchers. Scientists have discovered stone blades, bladelets, sharp tips which are still regarded as sophisticated, efficient and effective tools. In-depth research have analysed and mentioned that the tools had received heat treatment before being shaped via the final cutting edges. Historians and researchers have advanced…mehr

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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Stone-age humans used to invent the first lethal technology of spears and arrows 71, 000 years ago according to evidence brought by scientific researchers. Scientists have discovered stone blades, bladelets, sharp tips which are still regarded as sophisticated, efficient and effective tools. In-depth research have analysed and mentioned that the tools had received heat treatment before being shaped via the final cutting edges. Historians and researchers have advanced that the fine stone blades were excavated from a prehistoric site called Pinnacle Point on the southern coast of South Africa 71, 000 years ago. In addition to this, the researchers have demonstrated that the tools were between 6,000 and 11,000 years older than the previous oldest known samples of spear and arrow blades...