The Arctic Oscillation is a metric used to describe the strength of the polar vortex, or mass of arctic air that rotates ...

Don't let the incoming string of relatively warm days in the greater Philadelphia region fool you; the polar vortex is still ...

The Polar vortex is causing temperatures to plummet dangerously across the Philadelphia region, and frostbite could become a ...

The latest trend for pistol red dots is using different window sizes to match specific use cases. There are options with large windows for quick target acquisition, small windows for concealed carry, ...

This spring Vortex introduced a revamped line of Viper rifle scopes, which come in three iterations and offer a little something for all types of hunters. I figured Vortex’s Edge training facility in ...