ITHACA, N.Y. – In a discovery that could lead to better and safer bicycle design, researchers have shown that long-accepted "gyro" and "caster" effects are not needed to make a bike balance itself. In ...

Physics in action: two people skipping stones on a picturesque lake in New Zealand. (Courtesy: Stewart Nimmo/CC BY-SA 4.0) The physics that allows spinning stones to skip across the surface of water ...

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