The Electric Factory Above Our Heads Thunderstorms often begin to develop early in the day when the sun heats the air near ...

A Amanda Gumber, research assistant, Space Science and Engineering Center at the University of Wisconsin-Madison: Thunder is formed by the intense heating produced by lightning. The thunder you hear ...

The rumble of thunderstorms across the country this week is a noisy reminder that summer is arriving—and with it, the mix of ...

The Oklahoma City Thunder have been arguably the best team in the NBA and they have continued their dominant run into March. Oklahoma City has won four consecutive games and eight of their last 10 ...

When lightning occurs, a large discharge of electricity causes the surrounding air to vibrate as it passes through the atmosphere to the surface. Q How does thunder form? — Hazel Foster, Madison, Wis.

A: Thunder is formed by the intense heating produced by lightning. The thunder you hear is made up of vibrations that travel as sound waves through the air until they reach your ear. When lightning ...