Unexplainable or Not: Bikes, planes, ice skates
Unexplainable
00:00
Ice Skating and Bike Rides
We don't really know how bikes stay up so well. The design of a bike itself makes it very, very good at balancing. It's why bikes are so easy to learn to ride and hard to forget or easy if you're not me. But basically there have been a couple theories floated to main theories. And now I've got a third potential mystery for you.
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