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The first gun was made in China. They have been in use for a thousand years. Also gunpowder was made in China and that makes the gun shoot.
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The scientists used it for studying the heavens when the first made it. Hans Lippershey was the first person to make the telescope. The telescope first appeared in the Netherlands.
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Eli Whitney was the person who made the first cotton gin. It was the first machine that was made for getting the seeds out of the cotton. The cooton gin was really hard to run and someone had to learn how to use it.
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James Watt was the first person to make and sell the steamship. He also improved the engine on it so it was also the most bought.
John Fitch was the first person who used it across the Deleware river. -
Alexander Wolcott was the first one to make the camera and patented it. Charles and Vincent Chevalier was the first people to make a camera to actually take photos. Joseph Niepce maked the first photographic image.
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Lester Allen Pelton made the water wheel. He made it for the hydroelectricity power for his old house by the river. It was able to be used by the current of the river.
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Alexander Graham Bell and Antonio Meucci were the first people to make a telephone. There is no specific date of when they made it they just know it was in the 1870s. The first telephone had to be connected to the other phone.
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Thomas Eddison was the first person who made the lightbulb. He did it with some help so he wasn't the person who actually made it all. Those other people are Hiram Maxim and Joseph Swan.
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Nikola Tesla and Guglielmo Marconi were the first people to make the radio. Before they invented the radio some scientists had to figure out wave frequency. It was wireless also just like todays.
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Willis Carter was the first person who made the cooling system. It also controlled the humdity. He worked for Carrier business so they were the ones who sold it.
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The Wright brothers were the first ones to successfully build an aircraft. It took them two years to finally get it right. The airplane was just a small glider.
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Nicolas-Joseph Cugnot was the first person who made a car. He made a type of bicycle that had a motor on it. It was the first motor that shiped things around land.
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Philo Farnsworth and Charles Francis Jenkins were the first people to make a TV. It used good radio frequency to make a picture and sound for the TV. The first one was white and black.
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Einstein and other scientists were the first to make it. They made it for WW2. The first time it was used was in WW2 also.
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John Mauchly and J. Presper Eckert were the first people who made a computer. It was in his living room and took the whole space. The first computer was called ENIAC.
