Fog Fog can pose a serious threat to motorists. Hail Hail is a byproduct of raindrops that take a ride. When you think of lightning you probably think of bolts of electricity extending from the clouds to the ground. But what about a glowing ball which moves through the air. It's a unique phenomenon called ball lightning.
Animation describes the phenomena of ball lightning.
To view this as a QuickTime movie, with sound, click here . The next time you view a lightning storm, keep a look out for a strange phenomenon. Lightning balls are real but no one knows what they are. Some scientists say an ordinary bolt of lightning creates these glowing balls of plasma. Witnesses say they are a rare and beautiful phenomenon about the size of an orange or grapefruit.