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Maize, not metal, key to native settlements' history in New York(图)
Maize metal key native settlements history New York
2020/4/3
New research is producing a more accurate historical timeline for Native American sites in upstate New York, based on radiocarbon dating of organic materials and statistical modeling.The results are...
Origami-inspired materials use folds in materials to embed powerful functionality. However, all that folding can be pretty labor intensive. Now, researchers at the Harvard John A. Paulson School ...
Making a paper airplane in school used to mean trouble. Today it signals a promising discovery in materials science research that could help next-generation technology –like wearable energy storage de...
Cement's basic molecular structure finally decoded--Robustness comes from messiness, not a clean geometric arrangement
cement's basic molecular structure messiness clean geometric arrangement
2009/9/15
In the 2,000 or so years since the Roman Empire employed a naturally occurring form of cement to build a vast system of concrete aqueducts and other large edifices, researchers have analyzed the molec...