Ben Franklin’s sharp-tipped lightning rod has been used for the past 250 years to provide a low-resistance path to Earth for the 1/2-inch diameter 50,000-degree-plus path of energy. However, recent ...
On Friday, a thunderstorm swept through Maryland and lightning struck the State House in Annapolis. A centuries-old lightning rod, a modern sprinkler system and a local fire department sprung into ...
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