What happens when you swap out steel for plastic? We 3D printed lawnmower blades and put them to the test. Do they actually work—or shred themselves to bits?

(KRDO) - Two men from Colorado Springs are accused in a nationwide machine gun scheme. Federal agents say the pair was running an operation where they 3D printed machine gun conversion devices and ...

The scientists have captured high-resolution CT scans of the interior of a large, dense object -- a gas turbine blade ... of 3D-printed parts. Next-generation laser-driven imaging at Colorado ...