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The First Refrigeration
The first form of artificial refrigeration was invented by William Cullen, a Scottish scientist. Cullen showed how the rapid heating of liquid to a gas can result in cooling. Cullen used a pump to create a partial vacuum over a container of diethyl ether, which then boiled, absorbing heat from the surroundings. Cullen's invention was not used for any practical purpose. In 1805 an American inventor, Oliver Evans, designed a blueprint for the first refrigeration machine. -
The First Typewriter
The first writing machine was made in 1714 but never built. The first successfully typewriter was made by Christopher Latham Sholes with help of Frank Haven Hall, Carlos Glidden and Samuel W. Soule. They developed a machine with a keyboard, a platen made of vulcanized rubber and a wooden space bar. From the start the typewriters was invented for the blind to write. -
The First Telephone
Alexander Graham Bell is the inventor of the first telephone. When Bell was trying to reactivate a telegraph transmitter and hering the sound, he belived that he could solve the problem of sending a human voice over a wire. Bell could successfully transmit sounds using a method that involved a needle virbrating in water and caused the electrical current to change. The current was what transmitted sound, he understod that he could do the same with human voices. -
The First Car
Karl Benz is credited to invent the first automobile. Benz built a motorcar whose internal combustion engine was powerd by gasoline. Heloved bicycling and was inpsired his desire to create this vehicle, thats why his first design was drew on the tricycle. Benzs three wheeled automobile could carry two passengers. -
Douglas Engelbart
Douglas Engelbart is mostly known for inventing the computer mouse, hypertext, Collaborative software, Interactive computing. He is an early computer and pioneer. He was born in portland united states in 1925.Engelbart won the 1997 A.M. Turing Award, the highest honour in computer science, for his “inspiring vision of the future of interactive computing and the invention of key technologies to help realize this vision.” -
The First Television
The first working Electronic television was first successfull in San Francisco by Philo Taylor Fransworth. Fransworth could successsfully do the first working television by other inventors, scientists and ennginers work of the television.
Fransworth wanted a system that could capture diffrent moving images and transform those images into code, then move those images into radio waves to diffrent devices. He wanted to invent the first television mostly for entertainments purpose. -
The First Computer
Charles Babbage was an mathematican who is credited with having the first automatic digital computer. During the mid/1830s Babbage developed plans for the Analytical Engine. He did not complete the Analytical Engine, but it would have had most of the basic elements of the present day computer. The first computer was invented by the scienetists Presper Eckert and John Mauchly. The construction of the computer took place in 1943 and was completed in 1946. -
Bill Gates
Bill Gates is an american computer programmer and entrepreneur who cofounded Microsoft Corporation, the world's largest personal-computer software company. The Microsoft Corporation is used in order to produce software for the Altair 8800, an early personal computer. He is born in 1955 and has now three children. He is the 4th richest person in the world with a networth of $146 billion.