In the 1990s, NASA scientists got an unexpected surprise. While scanning the cosmos for high-energy gamma radiation bursts from supernovas and black holes, they stumbled upon a curious finding.

A severe thunderstorm watch has been issued for parts of New Jersey and Pennsylvania. It will remain in effect until 8 p.m. Tuesday. Hail, high winds and lightning are all possible. PHILADELPHIA ...

I know what my nightmares look like in real life now: this storm off of Maroochydore, Australia. I know what my version of hell would be: this storm off ...

All Severe Thunderstorm warnings have expired at this time. A Watch is still in place for multiple local counties. _____ UPDATE 3:26 p.m.: The Severe Thunderstorm Watch has been extended to Butler ...

According to the NWS, a severe thunderstorm is defined as one which: produces a tornado, winds of at least 58 mph (50 knots or ~93 km/h), and/or hail at least 1″ in diameter.

Spring’s wacky weather sometimes leads to a confusing mish-mash of seasons all at once. Around this time of year, it’s not uncommon to hear thunder—or witness a full-on thunderstorm—when ...