• The Mobile Phone Turns 40

    The Mobile Phone Turns 40

    Forty years ago, senior Motorola engineer Marty Cooper made one very important phone call. From midtown Manhattan, Marty called Joel Engel, then the head of rival research department Bell Labs. When Joel picked up, Marty uttered something rather unexpected: “Joel, this is Marty. I’m calling you from a mobile phone, a real handheld portable mobile…