Exploring structural, material, electronic, and algorithm advancements of motors to enable more energy efficiency.

Five beta testers bring their iPhones and Galaxy devices to mobile dead zones in Alabama, Colorado, and other remote locales to try out texting on SpaceX's cellular Starlink service.

Officials believe no one survived the crash involving an American Airlines passenger plane with an Army helicopter. On Wednesday, just before 9 p.m. ET, American Airlines Flight 5342 was involved ...