A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

Over 83 million people around the U.S. live in residences with radon levels over the EPA's action level, new data reveals.

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day ...

The coldest air of the season will descend across the U.S. this weekend and early next week, bringing subzero wind chills ...

Night - Partly cloudy. Winds from WSW to SW at 6 mph (9.7 kph). The overnight low will be 28 °F (-2.2 °C). Partly cloudy with a high of 42 °F (5.6 °C). Winds variable at 5 to 9 mph (8 to 14.5 ...

Mostly sunny with a high of 48 °F (8.9 °C). Winds from SW to WSW at 15 to 20 mph (24.1 to 32.2 kph). Night - Cloudy. Winds variable at 7 to 14 mph (11.3 to 22.5 kph). The overnight low will be ...

But prairie dogs are in trouble. Much of their habitat has been lost to agriculture, and the southern part of their range is becoming too dry. Sterling Krank and her colleagues recently analyzed where ...

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

Another Arctic blast has been forecast to bring frigid air to a large section of the United States later in January.

"By fate of a brief season, Jimmy Carter and I were rivals, but for the many wonderful years that followed, friendship bonded ...

A wall of snow will push southward across the Rockies and High Plains as the coldest air of the season so far sweeps in late this week and this weekend, AccuWeather meteorologists say. The combination ...

Los Angeles and other areas of California are at high risk of wildfires, but they're not alone. So are parts of Texas, ...