That's ball lightning, a mysterious and rare weather ... This phenomenon, known as volcanic lightning or dirty thunderstorms, occurs when static electricity builds within the volcanic ash plume.

This is the archetypal lightning bolt, one that arcs out of the sky and smites the ground with a great, often flickering flash of light. Lightning is the sudden release of built-up charge stored ...

Time-lapse footage has captured a lightning storm swirling in dark clouds around the peak of the Taal volcano in the Philippines. The volcano had spewed a giant plume of ash, prompting thousands ...

Time-lapse footage has captured a lightning storm swirling in dark clouds around the peak of the Taal volcano in the Philippines. The volcano had spewed a giant plume of ash, prompting thousands ...