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.

In a story Jan. 31 about the longest lightning flash on record, The Associated Press erroneously reported that the bolt was cloud-to-cloud, several thousand feet above the ground, and no one was in danger.