Most People Don't Know How Bikes Work自行车是怎么控制的？我们的潜意识

Veritasium explains why bicycles are stable, arguing that gyroscopic effects are not the answer. The video shows countersteering and an experiment where riders blocked from steering the opposite way cannot turn.

Why HN likes it: HN links it in threads on bikes, countersteering and control systems as the clearest demonstration of how bikes actually steer and balance.

“It shows what happens if you prevent the rider from performing the countersteer before leaning into a turn [1].”