These days, most people are aware of both the buzz and consternation that has accompanied any discussion of artificial intelligence (AI) within recent months. Like any technology, AI has a learning ...

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Friction is hard to predict and control, especially since surfaces that come in contact are rarely perfectly flat. New experiments demonstrate that the amount of friction between two silicon surfaces, ...

Without the force called friction, cars would skid off the roadway, humans couldn't stride down the sidewalk, and objects would tumble off your kitchen counter and onto the floor. Even so, how ...