Right now, Palmetto State Armory is running a big sale on the Vortex SPARC Solar 2 MOA red dot optic; you can get it shipped to your door for just $89.99. Compare that to a sticker price of $349.99 ...

Cyber Monday deals are some of the best I’ve seen in the past week, especially on optics. There are Zeiss binos marked down under $500, red dots marked down for more than 50% off, thousands off ...

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 ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

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 ...

The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...

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 ...

An extreme warming event high in the atmosphere is threatening to disrupt the polar vortex. We break down what that could mean for Canadians A rare, early, stratospheric warming event could shake up ...

A weakened polar vortex has allowed Arctic air to descend into the U.S., bringing chilly temperatures as far south as Florida this week. According to forecasts from AccuWeather, the first wave of cold ...

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 ...