The milestone “signal(s) progress toward reducing emissions while maintaining mission readiness,” according to Lockheed ...

Lockheed Martin has approved the use of synthetic aviation turbine fuels in F-35 jets, marking a significant milestone in ...

An Arctic blast is set to hit most of the U.S. this weekend and into next week as the polar vortex pushes frigid temperatures ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar vortex affects the weather.

The week began with a biting cold snap that hammered much of the U.S., the product of a jet stream that slips out of its ...

Here's how the polar vortex, and climate change ... this Bengal tiger mother must find food for the entire family. The air we breathe can have profound effects on our physical and mental health.

has tried a few different air fryers — but the Instant Vortex is the one that has stood the test of time in her kitchen with daily use for several years. “With some of the others, after a few ...

Basically, the term polar vortex describes a large area of low pressure and cold air that usually sits at both of the Earth’s poles, according to the National Weather Service. It becomes ...

The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges southward into the U.S., Europe and Asia. Studies show that a fast-warming Arctic is partly to ...

ANNAPOLIS, Md. (AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies ...