Instead, three specific hazards determine whether a storm meets the criteria: tornadoes, damaging winds, and hail. Each of ...

March, and we've already seen a busy tornado season in Oklahoma. And that's all the more reason to learn about the state's wild weather.

Ultraviolet cameras captured faint electrical flashes from leaves and branches as storm charges built up in the atmosphere.

Pennsylvania State University researchers have captured the first outdoor proof that trees produce faint ultraviolet glows ...

Coronae glow on the tips of spruce needles, induced by charged metal plates in a laboratory. (William Brune) For the first time, meteorologists have glimpsed the tiny bursts of ultraviolet light ...

For the first time, researchers have observed and measured weak electrical discharges, known as coronae, on trees during thunderstorms. A new study describes the near-invisible sparkles appearing ...

Severe storms threaten North Carolina, as research shows atmospheric conditions fueling tornadoes and thunderstorms are becoming more common across the Southeast.

NASA’s SEaRCH project uses smartphone reports from volunteers to track hail size and storm patterns, combining community observations with satellite data to improve precipitation research.

Delhi witnessed sudden dust storms, thunderstorms and rain due to a western disturbance. The system brought temperature ...

This week in science: The ESA is investigating a fireball that streaked across the skies in Europe and damaged a house in Germany; scientists detect a spooky glow coming from trees during ...

For the first time, scientists have filmed high-speed video of a phenomenon where trees emit an electrical glow by generating sparks during thunderstorms. The results of a study published in ...