The US military's renewed focus on the Arctic is exposing the types of weapons it needs for the region.US Air Force photo by Senior Airman Nicholas Paczkowski For war across the freezing Arctic ...

With over 170 million Americans facing below-average temperatures, even colder air may be on the horizon thanks to the displacement of the polar vortex that will lock in the feel of winter and park ...

A deep freeze is creeping toward large parts of the United States (US), with meteorologists warning of an unusually early and intense wave of Arctic air. Forecasts say temperatures are expected to ...

The Arctic is changing rapidly, and scientists have uncovered a powerful mix of natural and human-driven processes fueling that change. Cracks in sea ice release heat and pollutants that form clouds ...

A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map makes clear which regions are most exposed. Forecast models show a sharp ...

We are looking towards next week at the possibility of Arctic air moving southward and the possibility of freezing temperatures in the Coastal Bend. One of the potential factors that could play a key ...

A weakened polar vortex is pushing frigid Arctic air into the central and eastern United States. Michigan will experience its coldest temperatures over the weekend, with some areas dipping below zero.

Since we are deep into Arctic air, the snow will be slowing down, for at least one week. As the somewhat warmer air shifts back into Michigan though, the storm track will become active again. Here are ...

A blast of Arctic air is expected to bring a sharp temperature drop to Florida this week. Freeze watches have been issued for 53 of Florida's 67 counties ahead of the cold front. The cold snap is ...