Lightning Storm Over Boston
Lightning storm over Boston, late 1960s. Lightning is a flash of light in the sky caused by an electrical discharge between clouds or between a cloud and the Earth's surface. The flash heats the air and usually causes thunder. Lightning may appear as a jagged streak, as a bright sheet, or in rare cases, as a glowing red ball
Picture No
13344158
Media ID
47782774
Size
3582px x 3188px
(2.1MB)
Credit
© Science Source / Mary Evans Picture Library
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Source
Science Source
