The up-and-down oscillation of a 2022-era Formula One car at speed, which vaguely resembles the kicking motion of a porpoise. This is due to ground-effects sucking the car to the track to the point of it bottoming-out. The sudden loss of underfloor downforce results in the car the car springing back upwards and the process repeating itself several times per second.
by OldiebutBaddie April 28, 2022