Excessive fear of thunderstorms - astraphobia - can affect people of all ages, but there are ways to deal with your phobia If ...

Thunder is one of nature’s most dramatic sounds, often accompanying the brilliant flash of lightning during a storm. But what causes this rumbling roar in the sky?

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Negative lightning is the most common, accounting for about 95% of cloud-to-ground strikes. It carries a negative charge and delivers multiple strokes of current averaging around 30,000 amps.