SCHOFIELD BARRACKS, Hawaii —A propeller blade that would take 18 months to replace. Parts for an expandable office that would ...

Forget concrete. This 3D-printed house in Japan uses soil, runs off-grid with solar and smart tech. Could it change housing's ...

But there’s always been an issue with this approach: the old filament material remains in the nozzle, and must be purged ...

TCL's latest QM7K produces vivid colors and crisp brightness, enough to justify buying over pricier OLED sets.