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A disruptive polar vortex is set to usher in three successive waves of Arctic air across the central and eastern United States through mid-December, bringing dangerously low temperatures and the ...

A map of the polar vortex that is bringing frigid temperatures to parts of the U.S. (AccuWeather) The first of three rounds of cold Arctic air from a shifting polar vortex has sent temperatures ...

Ready for some serious cold? The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a wrecking ball," said Weather Trader ...

A displaced polar vortex in Canada is set to unleash three waves of Arctic air through mid-December, "delivering the coldest conditions of the season so far," forecasters at AccuWeather said. "The ...

Multiple states registered subzero temps on Friday, Dec. 5. The polar vortex has broken, and severe temperatures are dominating even in southern sates like Texas, which saw record breaking lows in the ...

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Rubik's Cube tutorial: advanced 1 – finger tricks Red Bull Rubik's Cube World Championship Take the next step up in learning how to solve the Rubik's Cube with speed and dexterity. Here are some ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note: Meteorologist ...

ADVANCED Multi-Tube Vortexer is ideal for applications that demand repeatable results. Microprocessor control maintains set speed for strong, consistent mixing action. Timer will display elapsed time ...

This comes after record low temperatures were already set on Tuesday in New England. The Polar Vortex is a large, persistent area of low pressure and cold air near the poles and sits about 10-30 miles ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...