One Canadian homeowner shared their impressions about how a newly installed heat pump HVAC system handled a cold New ...

Most of the month’s skywatching events happen on the same day — Jan. 3. Jan. 3 is the first full moon of the year, known as ...

Concorde’s Mach-2 eclipse chase (30 June 1973) set the airborne totality record of 74 minutes and cemented its legacy as a supersonic pioneer.

A newly identified region on Mars may hold the key to future human landings. Researchers found evidence of water ice less ...

U.S. natural gas futures surged the most since late October as one energy trader warned that "winter isn't over," with ...

It overwhelmed power plants, fuel supplies and equipment, forcing grid managers to cut electricity to prevent a grid collapse. Millions of Texans lost power, many for days. More than 200 deaths were ...

The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...

It seems like you cannot mention cold weather in the fall and winter without coming across the phrase “polar vortex.” Meteorologists often refer to this weather element as a potential culprit behind ...

A polar vortex is on its way for much of Canada next week. And while it’s not the first time Canadians have faced down the chill of a polar vortex in recent years, this one is set to cause ...