Reporter's notebook: House exodus threatens Johnson's grip on power as over 40 members head for exit Jason Kelce opens up about pregnancy loss Netflix agrees to buy Warner Bros. in a $72-billion deal ...

Controlling light at dimensions thousands of times smaller than the thickness of a human hair is one of the pillars of modern ...

Do you believe in Santa? If not, you might find yourself on a train heading toward the North Pole in order to help you believe, or this might just sound like the plot of "The Polar Express" to you.

Scientists say bears in southern Greenland differ genetically to those in the north, suggesting they could adjust Changes in polar bear DNA that could help the animals adapt to warmer climates have ...

A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they ...

[Alexwlchan] noticed something funny. He knew that not putting a size for a video embedded in a web page would cause his page to jump around after the video loaded. So he put the right numbers in. But ...

After the Rams took a 30–14, two-score lead over the Seahawks on Thursday night with less than a quarter to go, Seattle has ...

A weakened polar vortex is expected to bring extremely cold Arctic air to the central and eastern U.S. Temperatures in parts of Minnesota are forecast to drop as low as –26°F over the weekend. The ...

An Arctic air blast will bring frigid temperatures to the central and eastern United States this weekend, including Tennessee. Overnight temperatures in Tennessee are expected to drop into the 20s and ...

The wall that keeps cold air contained in the Arctic is called the polar vortex. There's been a "displacement" in the polar vortex, which allows Arctic air to escape to the south. An "arctic frontal ...