French towns sweat in record May heat

Several southern French towns sizzled in record high temperatures for May on Wednesday, while the month as whole is on track to be the hottest since records began, the national weather service said.

EXPLAINER: What is a derecho?

Multiple tornadoes and thunderstorms that struck the Great Plains and upper Midwest on Dec. 15 were the result of a rare event called a derecho, according to the National Weather Service's Storm Prediction Center. It was ...

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