In a small lab at Penn State University, lightning may be happening on a scale smaller than a deck of cards. Victor Pasko, a professor of electrical engineering, and his team have shown that under ...

About 1.4 billion lightning strikes occur around the world each year — if we could harness them, it would meet roughly 1.5 percent of current global energy consumption. But that’s one of the goals of ...

Inside a thunderstorm, warm air is forced upward in a strong updraft. As the air rises, ice and water particles collide inside the cloud, creating electrical charges. Those collisions build up ...