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Lightning is caused by an electric current inside a thundercloud that connects with the ground beneath the cloud. Lightning occurs when tiny pieces of ice start bumping into one another as they travel through the air. Th... More »

www.reference.com Science Physics Electricity

Sticky car decals, clothing designs, desktop wallpapers and illustrations are four creative uses for lightning bolt graphics. Lightning bolt graphics can have either a realistic or cartoonish look. More »

www.reference.com Art & Literature Graphic Design

According to ancient Greek historian Hesiod, Zeus' lighting bolts were made by Brontes, Steropes and Arges, the three Cyclopes sons of Uranus and Gaia. These one-eyed craftsmen also created Poseidon's trident and Hades' ... More »

www.reference.com Art & Literature Folklore Mythology
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Lightning forms when the electrons in the bottom of a cloud are attracted to the protons in the ground. When the attraction of these electrical charges is greater than the surrounding air's resistance to electrical flow,... More »

www.reference.com Science Physics Electricity

Lightning travels at around 220,000 miles per hour when traveling downwards from a cloud, and then reaches a speed of 220,000,000 miles per hour when moving skyward on its return stroke. A flash of lightning is just 1 to... More »

www.reference.com Science Physics Electricity

Lightning forms when opposite charges between a cloud and the ground or between two clouds develop. The charges have to be large enough to overcome the resistance of air to create a visible lightning spark. A single ligh... More »

www.reference.com Science Physics Electricity

Tall buildings have lightning conductors to help transport the electrical current from a lightening strike to the ground safely. This protects the structure's electrical equipment and the materials used within the buildi... More »

www.reference.com Science Physics Electricity