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The first steamboat was created by Denis Papin (1647-1713) who is a french physicist from the 17th century. Denis Papin wrote a charter in which he described the process of the steam engine set on the boat. This invention helps a lot the navigators to travel further.
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The first typewriter was created by Henri Mill (1683-1771) who is an english engineer from the 18th century. A typewriter is a machine which prints texts on a sheet with inks. Henri Mill was at the root of the project but we didn't know if he created it by himself.
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The hot-air balloon was created by Joseph Montgolfier (1740-1810) and his brother , Etienne (1745-1799) .They are both french scientists from the 18th century.The heat produced by the burner enables the rise of the balloon. Thanks to this invention, humans went to the sky for the first time in 1783.
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The first battery was created by Alessandro Volta (1745-1827) who is an Italian physicist from the 19th century. This battery is a generator which creates electricity thanks to a chemical reaction. His invention got success in the whole world.
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The photography was created by Niépce Nicéphore (1765-1833) who is a french engineer from the 18th century. This engineer , was the first one who succeed at fixing images thanks to a chemical process. Daguerre improved his invention in 1839.
