VALPARAISO — Tubes filled with multicolored plastic pellets fill the shelf in Adam Johnson's kitchen. A large motor is perched on a table by the back door and, across from it, sits a peculiar metal ...
A new era of 3D printing "microfactories" is helping to turn waste plastics into "highly competitive" products fit for use in the construction industry, according to Veena Sahajwalla, professor and ...
Murray Leinster’s short story Things Pass By, published in 1945, includes what may be the first description of 3D printers: But this constructor is both efficient and flexible. I feed magnetronic ...
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