Spinning the Light: The World's Smallest Optical Gyroscope - Caltech engineers create an optical gyroscope smaller than a grain of rice. It is 500 times smaller than the current state-of-the-art device and could find its way into drones and spacecraft in the future.

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Spinning the Light: The World's Smallest Optical Gyroscope - Caltech engineers create an optical gyroscope smaller than a grain of rice. It is 500 times smaller than the current state-of-the-art device and could find its way into drones and spacecraft in the future.