A new model reveals how cosmic electrons and X-rays trigger lightning, solving a decades-old mystery about what starts a lightning strike.

ST. JOSEPH, Mo. (News-Press NOW) — With all thunderstorms comes lightning. Of the various types of lightning, one that meteorologists monitor closely is cloud-to-ground lightning. Here’s how ...

20 people were injured in a lightning strike in South Carolina this week. Witnesses say it came "from the blue" without rainfall. Our experts weigh in.

"The bolt literally came out of the blue sky and hit this person," said John Gumm, who saw it from his balcony. In New York, a 15-year-old was struck and injured by lightning during a thunderstorm ...

According to the NWS, the lightning strike was "cloud-to-ground lightning," the most common type. "The chance of an individual in the U.S. being struck during a given year is one in 1.2 million.