Nikola Tesla had claimed that a resonance oscillator that he had built was capable of causing earthquakes. See: https://en.wikipedia.org/wiki/Tesla%27s_oscilla

Nikola Tesla had claimed that a resonance oscillator that he had built was capable of causing earthquakes. See: https://en.wikipedia.org/wiki/Tesla%27s_oscillator https://en.wikipedia.org/wiki/Tesla%27s_oscillator Even though MythBusters team tried to replicate this in one of their episodes and concluded the claim to be false, the OP shows that resonance is a real problem with spinning disks.