Technology of the Day: The U.S. Navy Has Shark Drones

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The U.S. Navy has unveiled a new robotic shark called GhostSwimmer that can swim underwater to perform intelligence, surveillance and reconnaissance (ISR) missions. Eventually, this undersea nightmare will even be weaponized. It’s 5-feet long, weighs 100 pounds and can go as deep as 300 feet below the surface. “It swims …

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