A heat wave has been slamming cities across California ... Triple-digit temperatures baked the Sacramento region during the entire Fourth of July holiday weekend. Downtown Sacramento broke daily ...

For the first time, MIT scientists have successfully imaged how heat actually travels in a wave, known as a “second sound,” through this exotic fluid. Understanding this dynamic could help ...

It’s figurative if you’re a person; literal if you’re a crayon that happened to be left outside amid an ongoing historic heat wave that continues to bake the West with temperatures that ...