Climate change is causing the weather to get more erratic across the U.S. Rain storms that used to happen once in a lifetime now occur every few years. Heat waves are hotter, and last longer.

America’s 250th birthday is going to be a hot one. Most of eastern Pennsylvania, including America’s birthplace, Philadelphia ...

Fireworks won’t be the only thing lighting up the sky on Saturday evening across the United States. As the heat dome in the ...