Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said climatologist Barry Keim .

Under the Rotunda of the U.S. Capitol, Donald Trump was again inaugurated, this time as the 47th president of the United ...

Groundbreaking research into Mars' energy balance reveals a polar surplus driving dynamic weather patterns, including massive ...

Make sure to pack on some extra thick layers this week, because a bitterly cold Arctic outbreak is set to bring some of the ...

NEW ORLEANS — The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, a meteorologist says.

SpaceX’s colossal Starship rocket blasted off Thursday on its most complex test flight yet, with Elon Musk looking to repeat ...

ANNAPOLIS, Md. (AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies ...

Bryan Hughes has your Thursday morning forecast.

Through January, many interesting astronomical events occur in the night sky. Mars is at its brightest, Venus and Saturn ...