Continuous Liquid Interface Production, or CLIP, uses liquid resin with ultraviolet light and oxygen projected through it to create more complex structures than those of existing 3-D printers.
The new doughnut-shaped building will be a mile in circumference. "The office areas are laid out in little wedges all around the building," says Dan Whisenhunt, Apple's vice president of real estate and development.
Apple CEO Tim Cook speaks Sept. 9 during an event at the Flint Center for the Performing Arts in Cupertino, Calif., where he unveiled the Apple Watch. The device officially goes on sale Monday.
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Since Google Fiber rolled out gigabit broadband in Kansas City four years ago, residents have enjoyed fast Internet connections, including what locals call "the world's fastest Starbucks."