The gyroscopic effect was thought to be what kept a bike stable. But in the 70s, someone came along and found that it wasn't true. A scientist says he thinks there are two other factors at play. If they can figure them out, e-scooters could get better balance.
Our game show is back! This week, Avery Trufelman, host of the Articles of Interest podcast, tries to guess which of these three mysteries of movement have been solved and which are still unexplainable.
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