In particular, many blog and wiki sites offer their web feeds in the Atom format. A feed reader or aggregator program can be used to check feeds and to display new articles. Client-side readers may also be designed as standalone programs or as extensions to existing programs like web browsers.
Best Answer: a vortex of a tornado is usually referred as devil eye or you can also call it the eye of the tornado. The vortex of a tornado is the area that the tornado revolves around. It is sometimes called the eye of the tornado. The center is very calm and has lower pressure than the surrounding area. Source(s): Geography Course....
Vortices evidenced by milk in a cup of coffee. In fluid dynamics, a vortex is a region in a fluid in which the flow rotates around an axis line, which may be straight or curved. The plural of vortex is either vortices or vortexes. Vortices form in stirred fluids, and may be observed in phenomena such as smoke rings, whirlpools in the wake of boat, or the winds surrounding a tornado or dust devil. Vortices are a major component of turbulent flow.