The process of vortex ring generation and propagation has received substantial treatment in the literature. A common ring generation geometry consists of a piston moving through tube that exits into a ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

The central part of the disc thus formed soon disappears, and consequently a ring form results. This is a very slowly whirling vortex ring. As it proceeds, the radius of the ring is augmented ...

The “volcanic vortex rings” are a rare phenomenon generated by the combination of rapid gas release and vent shape.

The Vortex of Putrescence is a Sorcery introduced in Elden Ring: Shadow of the Erdtree. Sorcery used by the Putrescent Knight. Launches a whirl of putrescent jets that bathe the surroundings of ...