Fighting fire usually involves water or foam, but they can be messy and environmentally destructive. Engineers at Ohio State ...

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 lobe of the polar vortex, a ring of freezing air typically found near the North Pole, will once again move into the central ...

Researchers at Ohio State University have developed a novel portable tool for safer and more efficient fire suppression.

Researchers have developed a new portable tool that could improve how firefighters douse fires, making the process more ...

P. G. Tait, who examined the properties of smoke rings in air. In an extended experimental investigation of this subject the present writer found that very beautiful vortex motions may be easily ...

The “volcanic vortex rings” are a rare phenomenon generated by the combination of rapid gas release and vent shape. Photo: Giuseppe Di Stefano/Associated Press ...

Mount Etna is Europe’s highest and most active volcano and has recently been up to its usual albeit impressive tricks of ...

Researchers at The Ohio State University have developed a portable fire suppression device that uses electrically assisted ...

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 ...

Although this makes it larger than the Vortex Solo R/T, it avoids the problem of the focus ring being in the tube. Alternatively, consider the Opticron Explorer WA ED-R 8x42. This monocular's tube ...