A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.

The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Forecasters predict another ...

Six planets grace the sky this month in what’s called a planetary parade. Venus, Mars, Jupiter and Saturn are visible to the naked eye in January and for part of February.