Tuned mass dampers have been employed in structures around the world to protect against earthquakes, wind and even the cadence of people walking since the 1960s

Tuned mass dampers have been employed in structures around the world to protect against earthquakes, wind and even the cadence of people walking since the 1960s. https://en.m.wikipedia.org/wiki/Tuned_mass_damper https://en.m.wikipedia.org/wiki/Tuned_mass_damper