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The Atanasoff-Berry Computer was invented by a professor and graduate student at Iowa State University. This event was important because it was involved in a legal patent argument. The result was that the computer as a concept was made un-patentable, so computers in general were available for everyone to create.
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Sir Frederick Williams at Manchester University created the first practical RAM using a cathode-ray tube. This is important because it was the beginning of the use of RAM, which is important for the memory of our computers.
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The IMB 650 magnetic drum calculator became the first mass-produced computer. It sold 450 machines in one year. This event was important because it was the beginning of mass-produced computers, and the computer could also access data much faster than past computers.
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The first general-purpose, programmable computer was created at MIT. It was tested with various programs, such as showing a movie and 3D tic-tac-toe. This event was important because it was the beginning of computers for common use.
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The computer mouse was invented and patented by Douglas Engelbart. This event was important because it made computers more user-friendly and allowed them to become wider spread and more accessible.
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Email was invented by Ray Tomlinson. This event was important because email is used as a major form of communication around the world today.
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The first portable computer was invented by Altair. This event was important because it revolutionized the way computers could be used in different places.
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Apple invented invented the first Macintosh computer in 1984. It had a GUI and folders, as well as a mouse and keyboard. This event was very important because it was one of the first easily-usable computers. It made computers available to everyone, including the average person.
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Tim Berners-Lee and Robert Cailliau created a hypertext system that was the beginning for the internet. This event was very important because it led to the internet, which has changed the world as we know it.
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Google was invented by Sergey Brin and Larry Page. This event was important because it revolutionized the accessibility of information.
