Add Yahoo as a preferred source to see more of our stories on Google. Multiple states are under extreme heat warnings, advisories or watches on Wednesday, July 23 due to a heat dome that is expected ...

A heat dome is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service issuing heat alerts from Nebraska to Florida. Dangerous heat threatens to bake ...

As the clock ticks down the final days of July, thermometers will climb across much of the eastern half of the United States, creating a dangerous and long-lasting heat wave that will put millions at ...