It was colder in parts of Florida (including the Keys) with wind chills overnight than parts of Alaska as an Arctic blast ...

An unprecedented heatwave in one of the coldest places on Earth just reached a distressing milestone. Temperatures in the small Siberian town of Verkhoyansk hit 100.4 degrees Fahrenheit on Saturday, ...

Add Yahoo as a preferred source to see more of our stories on Google. A pedestrian walks on a side walk during a snowy day in Niles, Ill.. (Nam Y. Huh/AP) An arctic blast will send temperatures across ...

When it comes to global warming and climate change, we often hear news stories about tipping points where Earth's systems shift into a new and dangerous state. One such may have been reached in the ...

Sled expeditions remain underway on Canada's Ellesmere Island and in the Northwest Passage, while other journeys have recently concluded in Siberia, Iceland, and on Baffin Island. The Arctic spring is ...

Get ready, Oklahoma! Arctic Siberian air is on the way, bringing a brutal stretch of bitter cold that will have us feeling the effects for days. This isn't just your typical winter chill—this is ...

The air moving into Michigan early next week will originate in Siberia. Here’s a look at the plunge to frigid temperatures. When we get our normal cold here in Michigan the air moves from southwest ...