Lighting strikes over Saint Joseph cathedral during a storm in Hanoi July 14, 2012. (REUTERS/Carlos Barria)
Lightning strikes over buildings during heavy rainfall in Kunshan, Jiangsu province, September 2, 2014. (REUTERS)
Lighting strikes over a barn surrounded by a soybean crop in Donnellson, Iowa, July 13, 2012. (REUTERS/Adrees Latif)
Volcanic lightning or a dirty thunderstorm is seen above Shinmoedake peak as it erupts, Kirishima city January 28, 2011. (REUTERS/Minami-Nippon Shimbun)
When lightning strikes
In an electrical storm, the storm clouds are charged like giant capacitors in the sky. The upper portion of the cloud is positive and the lower portion is negative. How the cloud acquires this charge is still not agreed upon within the scientific community, but the following description provides one plausible explanation.
See some dramatic images of these occurrences. (Reuters)
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