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

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 ...

If you thought last week was cold, hold onto your hot lattes and be ready to bundle up as ( another ) winter storm is forecast to plunge arctic air deep into the Deep South by early next week.

As happened earlier this month, this cold snap comes from a disruption in the polar vortex, the ring of cold air usually trapped about the North Pole. That ring is being stretched south across ...

A lobe of the polar vortex, a stormy ring that typically keeps the coldest air locked up near the North Pole, will dip southward into the United States this weekend into next week. Polar air ...

One of the key players in these dramatic shifts is something called the polar vortex. The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the ...

But during the winter, it is joined by a second atmospheric phenomenon dubbed the polar vortex. This swirl of frigid air, located more than 10 miles above Earth’s surface, strengthens each year ...

Here's how the polar vortex, and climate change, influence extremely cold winter weather in the US. Intense snowy wintry weather in the US has been fuelled by activity of the polar vortex ...

Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...

What is the polar vortex? The polar vortex, or Arctic polar vortex, is a ring of strong westerly winds that form between 10 and 30 miles (16-48km) above the North Pole every winter, enclosing a ...

What’s shaping up to be the most expansive polar vortex in over a decade is about to plunge much of North America, including nearly all of Canada, into the coldest temperatures the country has ...

This is a result of a phenomenon known as the polar vortex. “The polar vortex is just a spinning of the earth’s atmosphere higher up in the higher latitudes, the polar regions, and at about 20 ...