The Vortex Optics AMG 1-10X 24 mm FFP riflescope is the shortest and lightest FFP 1-10X low-power variable optic made ...

Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex ...

Xiaomi has launched its most advanced air-conditioning system to date at the Xiaomi × Leica imaging strategy upgrade event. The new Mijia Central Air Conditioner Pro Dual Air Wheel series is the first ...

An Arctic air blast will bring frigid temperatures to the central and eastern United States this weekend, including Tennessee. Overnight temperatures in Tennessee are expected to drop into the 20s and ...

A shifting polar vortex is expected to bring three waves of Arctic air to the central and eastern U.S. Tennessee is forecast to experience winter weather, including a mix of snow and ice, in early ...

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The polar vortex is weakening, and pockets of cold air are expected to break off and travel south into the United States — with some Arctic air expected to encroach on New England after Thanksgiving, ...

A blast of cold air is expected to bring below-normal temperatures to Tennessee around Thanksgiving. The cold air is a result of the polar vortex expanding and pushing arctic air southward. Travelers ...

High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...