Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all scientists agree. By Eric Niiler The polar vortex is a ribbon of ...

A forecast map reveals which states can expect to see "persistent cold" in the weeks ahead, after experts said the polar vortex would unleash waves of icy air across parts of the U.S. through January.

This story has been edited to correct an error. Judah Cohen is affiliated with the Massachusetts Institute of Technology. Our old wintertime friend the polar vortex ...

SPONSORED – The Polar Express Train Ride is returning to St. Louis Union Station, offering families a magical holiday experience from Nov. 1 to Dec. 30. The event features a festive train ride where ...

Families looking to add a little holiday magic can climb aboard the Polar Express in Oklahoma City. The immersive train ride, inspired by the classic Christmas story The Polar Express, is back at the ...

The iconic Tom Hanks has been a part of many excellent movies across a storied, nearly 50-year career. In that time, the California-born actor has won two Academy Awards, both for Best Actor and, ...

Bear X33991 leading her two cubs along the ice. Dave Sandford / Discover Churchill (Wildlife Photographer, Guide, and Polar Bears International Photo Ambassador) Get the Popular Science daily ...

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Before it became a symbol of Christmas magic, the train that inspired the cult classic, "The Polar Express" hauled steel, wartime freight and Michigan history across the rails. Built in 1941, the Pere ...

With climate change steadily dismantling the icy habitat essential to their existence, new research suggests polar bears are rapidly rewiring their own genetics in a bid to survive. The species is ...

This study was funded by grants from the Natural Environment Research Council (NE/S011188/1) and the European Research Council (SELECTHAPLOID - 101001341) The Arctic Ocean current is at its warmest in ...