Using remote cameras and satellite collars, researchers were able to track down polar bear dens in Norway’s Svalbard region and get insights into their behavior. On analyzing the data ...

Although it was only briefly seen during the live webcast of its launch, the Fram2 mission's zero-gravity indicator was instantly recognizable. The first astronauts to enter a polar orbit around ...

Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Kali, the polar bear, yawns on Tuesday, Nov. 27, 2018, at the St. Louis Zoo. Kali seemed to be enjoying the cold weather.

The 13th Annual Polar Plunge to benefit Special Olympics Southern California will take place on March 29 at Big Bear Lake. Participants are encouraged to raise at least $50 in pledges, with ...

At close: April 3 at 4:00:01 PM EDT ...

The cause of the week-long deep freeze? A polar vortex collapse. Now, meteorologists are calling for another collapse in the middle of March, one that could plunge the U.S., Canada, and parts of ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.