When a critical part fails on a ship out at sea, miles from the nearest port, the crew scrambles to find a solution, knowing that delays can cost millions and repairs might take weeks. In these ...

ST. LOUIS — Metro Transit has found a way to save some money: use its own 3D printers to custom-make certain repair parts for its buses and light rail cars. Corey Flood holds a cover for a gauge on a ...

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 ...