As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

No, it's not an earthquake. The winter phenomenon is a seismic event caused by a sudden cracking in frozen soil or rock saturated with water or ice.

Cincinnatians and residents of Northern Kentucky may want to brush up on their weather terms, as freezing cold temperatures and snow are anticipated in the region. The National Weather Service in ...