Triple digit heat is major news when it happens in, say, the Northeast, Midwest or Pacific Northwest. But on July 9, 2021, four years ago today, Death Valley, California, measured a high of 130 ...

Roughly a quarter of the national park’s more than 1 million visitors go there in June, July and August, when temperatures soar. Why? Roughly a quarter of the national park’s more than 1 million ...