Earth in Action, by Esri's Maps.com, brings planetary data to life, depicting the rise and fall of temperatures and the ...

The stratospheric polar vortex is entering its seasonal collapse. But that doesn’t mean calm weather is coming. What's ...

Super El Niños happen when water in the tropical Pacific heats up, changing weather patterns all around the world. The hotter ...

Nicole Brown Chau is a deputy managing editor for CBSNews.com. She writes and edits national news, health stories, explainers and more. Nikki Nolan is a meteorologist for CBS News and Stations. She ...

The storms will bring snow, ice and hazardous travel conditions to the Rockies, Upper Midwest and Northeast this week.