Technology

Who invented Global Positioning System?

Jul 27th, 2008 | By

The global positioning system better known as the GPS was invented by Roger L Easton. GPS is used to provide reliable information on time and location at all times. The invention of the GPS has created a great revolution in the way we live. Roger Easton was awarded the National Medal for Technology in 2004
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Who invented Elevator?

Jul 26th, 2008 | By

The history of the elevator can be traced back to the times of Archimedes and since then several primitive forms of elevators have been used over the years. However an elevator similar to the modern elevators used today was invented by Elisha Graves Otis, in 1852 and was demonstrated in 1854 at the Crystal Palace
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Who invented the Hubble Space Telescope?

Jul 24th, 2008 | By

The Hubble Space Telescope was developed by the United States Space Agency, NASA with valuable contributions from The European Space Agency. Though the funding was obtained in 1970, it was first launched only in 1990 because of the number of problems and delays that included financing. The space telescope takes its name from Edwin Hubble,
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Who invented the Digital camera?

Jul 23rd, 2008 | By

The digital camera has changed the world of photography and was invented by an electrical engineer Steven J. Sasson in 1975. The invented device weighed 8 pounds and was of the size of a toaster that was available in those times. The camera produced black and white pictures with a resolution of 0.01 megapixels. 23
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Who invented the television?

Jul 23rd, 2008 | By

In 1924, John Logie Baird, a Scot, was the first to transmit the television picture of moving objects. The question who invented the television is a highly debatable one. The final product that we see today has been assembled by the parts invented by several different individuals. The Gist There are two schools of thoughts,
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How cordless telephones work?

Jul 23rd, 2008 | By

Long before the cell phones were available, Cordless telephones were used by people. Cordless phone are phones that can be used without the use of wires. So the phones could be used at home and around the home without any problem of wires. However, the phone was limited by its range. Beyond a certain range,
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Who invented the Fax Machine?

Jul 19th, 2008 | By

The term fax machine is the short form for facsimile machine. This device can send copies of documents over a telephone line. The first facsimile machine was invented by Alexander Bain, a Scottish inventor in 1846. He was born in Watten in Scotland and has invented many devices that can make practical use of electricity.
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How do batteries work?

Jul 17th, 2008 | By

Batteries are modified form of electrochemical cells, which are capable of generating electricity due to continuous chemical reactions within them. The working principle of batteries is related to chemistry. This is better explained in terms of “Redox” reactions. The “Redox” reactions are a combination of oxidation and reduction reactions. Both Oxidation and Reduction reactions regulate
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How do instant cameras work?

Jul 12th, 2008 | By

With instant cameras, you are able to develop photos the moment you click them. The basic function of the instant cameras is the same as in other cameras. Other than that these cameras have the equipment to develop the photos on plastic sheets of film. Self developing films Photos can be developed within seconds if
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How gps works?

Jul 11th, 2008 | By

Gps means global positioning system. A small gadget having gps receiver tells you about your current location or where you are standing on the earth at that particular moment. Earlier people used landmarks, maps etc to save themselves from getting lost but now gps is the easiest way to know about your exact position. Generally
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