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He pioneered the cellphone. It changed how people around the world talk to each other — and don’t

By MICHAEL WEISSENSTEIN, CHINEDU ASADU and JAVIER ARCIGA
Posted 7/2/25

Martin Cooper changed the world when he invented the portable phone. The Motorola company’s four-pound box has evolved into a global army of powerful smartphones weighing ounces. Some 4.6 billion …

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