This satellite image shows Bogoslof volcano erupting on May 28, 2017. The eruption began about 18 minutes prior to this image and the cloud rose to an altitude greater than 12 kilometers (40,000 feet) ...

For the first time, scientists have imaged thunder, visually capturing the sound waves created by artificially triggered lightning. By studying the acoustic power radiated from different portions of ...

All gases expand when the temperature increases, so when lightning superheats the air at just a fraction of a second, the air expands so rapidly that it compresses the air in front of it. Thunder is ...

AUSTIN (KXAN) — Many Central Texans were likely awakened by the loud thunder from storms rolling through overnight. But have you ever wondered why thunder can sound different? A crack versus a rumble?

LOUISVILLE, Ky. (WAVE) - Thunder is created by the acoustic shock wave from the extreme heat of a lightning flash. Lightning can reach temperatures of 54,000°F (30,000°C)—five times hotter than the ...

AUSTIN (KXAN) – Have you ever wondered why thunder can have different sounds? A crack versus a rumble? Startlingly loud versus calmingly low? Let’s dive in … The basics: what is thunder? Electrical ...