Researchers have developed an automatic drawing machine that uses pens and pencils to draw metamaterials -- artificially engineered composite materials that derive their properties from patterned ...
A French accountant invented the machine that made modern paper possible. His employer sent the design to England behind his back. Two English brothers paid for the development and got their name on ...
WASHINGTON — Researchers have developed an automatic drawing machine that uses pens and pencils to draw metamaterials onto paper. They demonstrated the new approach by using it to make three ...
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