Wondering how this summer’s blistering heat or last winter’s bone-chilling cold snap compared with previous years? Or want to ...

Scientists hope to prevent deaths from climate change, but heat and cold are more complicated than we thought.

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 ...