Debbie Chachra

  • apple watch

    Apple Watch Shows the Benefits of Engineering Perfection—and of Flaws

    Apple is famous for its obsessive care for design and manufacturing, and its new, much-hyped watches are no exception. But, ironically, the watch can only be created by introducing errors into exquisitely crafted materials.One familiar material used in Apple’s latest device is silicon, the bedrock of all modern electronics. Engineers first must purify silicon so […]