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1752 - Benjamin Franklin proves lightning is electricity
During a midsummer storm, Benjamin Franklin and his son fly a kite with an iron key attached to a silk string connected to a Leyden jar to record any electricity generated at the other end. As the thunderstorm passes over Franklin’s kite, negative charges in the clouds pass along the string, to the key and into the jar.
1785 - First-ever casualties of an air crash
Jean-François Pilâtre de Rozier and his co-pilot, Pierre Romain, become the first-ever casualties of an air crash when their hot air balloon explodes during an attempt to cross the English Channel.
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