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Alexander Graham Bell, inventor of the telephone. Discovered his succes on the invention on March 10 1876 when he caould hear sounds through the wire.
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Thomas edison invented the first Elictric Light Bulb, made to replace candles. Edison made the first public demonstration of his incandescent light bulb on December 31, 1879, in Menlo Park.
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LeMarcus Thompson, invented the first roller coaster in Coney Island made of wood.
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John Pemberton, Atlanta pharmacist was inspired by simple curiosity. One afternoon, he stirred up a fragrant, caramel-colored liquid and, when it was done, he carried it a few doors down to Jacobs' Pharmacy. Here, the mixture was combined with carbonated water and sampled by customers who all agreed -- this new drink was something special. So Jacobs' Pharmacy put it on sale for five cents a glass
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Guglielmo Marconi, an Italian inventor sent and received his first radio signal in Italy in 1895. By 1899 he flashed the first wireless signal across the English Channel.
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December 12, 1903, Orville and Wilbur Wright invent the first ever machine that could fly.
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Georges Claude inventor of neon light
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Germany soldiers began to use chlorine gas that started chemical warfare. April 22, 1915 is the first use of chemical warfare.
