A dangerous heat wave is tightening its grip on the East Coast, with the worst conditions underway as millions prepare to celebrate the Fourth of July outdoors.
The planet’s oceans are at unprecedented temperatures for this time of year, breaking the June temperature record, according ...
(CNN) — An unprecedented heat wave in the West broke the record for the hottest March temperature anywhere in the United States: 108 degrees. It’s an alarming signal of how hot the planet is getting ...