Science Friday, as heard on NPR, is a weekly discussion of the latest news in science, technology, health, and the environment hosted by Ira Flatow. Ira interviews scientists, authors, and policymakers, and listeners can call in and ask questions as well. Hear it each week on NPR stations nationwide -- or online!
It looks like magic. A bike traveling at the right speed will steer itself--popping back up when it starts to fall. But why? A new paper challenges the conventional wisdom of what's required for bike stability.
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