Scientists say two dust storms that blanketed the Phoenix area in thick haze this week were among the most intense to hit the region in years.

Human-caused climate change intensified deadly rainfall in Kentucky, Tennessee, Arkansas and other states in early April and made it more likely to occur.

Countries around the world are setting all-time heat records as summer deepens in the Northern Hemisphere.

The U.N.’s weather agency has confirmed a reading of 48.8 degrees Celsius (119.8 degrees Fahrenheit) in Sicily two years ago as the hottest temperature ever recorded in Europe.

A bolt of lightning that stretched nearly 500 miles across three states is the new record holder for longest flash.