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....
While a dust devil is not a tornado in the strictest sense of the term, it is a type of vortex. They are not caused by thunderstorms and are therefore not a true tornado. A dust devil results when the sun heats dry land surfaces forming a twisting column of air. The storms may look like a tornado, but are not.