For the first time, researchers record a volcanic thunder

Impossible means nothing if you’re a geologist.

This is what thunder looks like (kind of)

What does lightning sound like? Thunder. Well, what does thunder look like then? It’s no trick question. Like all acoustic waves, thunder can also be visualized and Maher Dayeh from the Southwest Research Institute in San Antonio was the first to turn a thunderclap into an image. His findings were shown at a meeting of the American Geophysical Union.