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 ...

When John Quigley became the secretary of the Pennsylvania Department of Environmental Protection in 2015, he knew that he would be busy trying to keep up with the consequences of the state’s rapid ...

Note to readers •This story is made possible through a partnership between The Salt Lake Tribune and Grist, a nonprofit environmental media organization. For the first time, leaders of Western states ...

ROME, Dec 15 (Reuters) - Scientists in Italy are developing sweet snacks with lab-grown plant cells and fruit residues, producing a material that a 3D printer can then process into 'pastries' with ...