History of computers By maider.rodriguez 1879 ELECTRICITY WAS INVENTED The electricity was invented by Thomas Edison 1942 FIRST COMPUTER CREATED: ENIAC This computer was large and expensive. It had huge amounts of electricity. Period: 1942 to 1955 1ST GENERATION COMPUTERS They used vacuum tubes. Period: 1956 to 1964 2ND GENERATION COMPUTERS They used transitors, instead of vacuum tubes. 1958 FIRST COMPUTER CREATED: IBM 1401 This computer was faster and cheaper. 1962 FIRST VIDEOGAME CREATED Its name was SpaceWar. It was created by Steve Russell. 1965 FIRST COMPUTER CREATED: IBM 360 This computer was faster, smaller and cheaper. The first computer was created as a calculator. Period: 1965 to 1975 3RD GENERATION COMPUTERS They used integrate circute including transitors. 1967 FIRST MOUSE CREATED It was created by Douglas Engelbart. 1971 FIRST EMAIL WRITTEN Ray Tomlinson wrote the first email. 1975 FIRST COMPUTER CREATED: ALTAIR 8800 This computer was smaller, cheaper and portable. Period: 1975 to 2023 4TH GENERATION COMPUTERS They used microprocesors. 1976 FIRST APPLE COMPUTER CREATED Apple-1 was created by Steve Wozniak. 1985 WINDOWS CREATED It was created by William Henry Gates lll. 1990 FIRST WEB INVENTED Tim Berners-Lee invented the first web. 1998 GOOGLE FOUNDED Larry Page and Serguéi Brin founded Google. Period: 2023 to 2050 5TH GENERATION COMPUTERS The people will use Artificial Intelligence. From now until the future.