Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S.—and this study explains why. Researchers found that two specific patterns in the polar vortex, a swirling mass ...

Home Political Cartoons Features 5 explosively funny cartoons about the 4th of July Artists take on liberty and justice for all, a terrifying firework, and more ...