Calcium: Good for bones, good for cultural conservation

When it comes to cultural heritage sites, there are few things historians wouldn't do to preserve them for future generations. In particular, stone buildings and sculptures made of plaster and marble are increasingly at risk ...

Archaeologists: More protections needed for Chaco region

Archaeologists, professors and other researchers on Friday called for more protections of an expansive area surrounding Chaco Culture National Historical Park, saying increased oil and gas development has the potential to ...

Human history preserved in tree rings of prehistoric wooden wells

Prehistoric farming communities in Europe constructed water wells out of oak timbers, revealing that these first farmers were skilled carpenters long before metal was discovered or used for tools. The research published December ...

Stone Age tools help modern manufacturing

Innovative research by the National Physical Laboratory (NPL) and the University of Bradford used laser microscopes to explore how stone tools were used in prehistory, and the process has helped streamline surface measurement ...

On the edge of friction

(PhysOrg.com) -- The problem exists on both a large and a small scale, and it even bothered the ancient Egyptians. However, although physicists have long had a good understanding of friction in things like stone blocks being ...

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