How Neanderthals created 'glue' to build stone tools: Our ancient cousins produced sticky tar by baking birch barks in the embers of a fire 200,000 years ago



Neanderthals have become a byword for a lack of sophistication but new research has revealed their surprisingly refined understanding of tool construction.
The manufacture and use of adhesives was crucial for hafting, the process of attaching bone or stone to a handle to create weapons or tools. 
Scientists found that Neanderthals may have developed the ability to produce tar by baking rolls of bark in the ashes of a fire 200,000 years ago. 
They believe this shows the species must have developed cognitive abilities that allowed them to recognise desirable properties in a material.
TAR... read more

 
31 August 2017 in Science &Technology, Views: 39
Source: Daily Mail
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