Search HowStuffWorks and the web:
 

Sometimes we know little about the planet we live on besides the latest weather report. Earth science videos help to explain how natural disasters, the atmosphere, weather, geology, geophysics and the ocean all work together.

You need the Flash Player version 8.0.0.0 or higher and a JavaScript enabled browser to view this site

Forces of Nature: Lightning

Lightning is formed when electricity leaps across the clouds from one charge to another. The heating and expansion of air creates the sound of thunder.
Sort by:
Company
|
Title
|
Most Watched
|
Date