The universal product code (UPC) is a barcode symbology which is used to decode the information about the products. Wallace Flint was the first person to invent automated check out system, in the year 1932. Bernard Silver and Norman Joseph Woodland printed barcodes using ink and patented this technology. In the 196os multicolor barcodes were […]
Tag: History
Evolution of the Barcode Scanners
A barcode scanner is an electronic machine used to read the printed barcodes. A group of Harvard students developed a system based on cards with punch holes in them. The modern day barcode technology is a result of research made by Bernard Silver and Norman Woodland in 1948 for which they received a patent. The […]
The Nobel Peace Prize
Nobel peace prize is a most honorable prize in the world. The Nobel Peace Prize is the name of one of five Nobel Prizes donates by the Swedish industrialist and inventor Alfred Nobel. According to Nobel’s will, the Peace Prize should be awarded “to the person who shall have done the most or the best […]
The Marvelous Brains of Ancient Scientists
It is not such a great accomplishment when you can discover something these days with the help of extraordinary technology, compared to the ancient times where people did marvelous wonders and discoveries. First of all we must talk about those great scientists who said that earth is round even before Columbus proved it with his […]
Bronze Age Europe History
The Bronze Age in Europe succeeds the Neolithic in the late 3rd millennium BC (late Beaker culture), and spans the entire 2nd millennium BC (Unetice culture, Urn field culture, Tumulus culture, Terramare culture, Lusatian culture) in Northern Europe lasting until ca. 600 BC. In Great Britain, the Bronze Age is measured to have been the […]
An Outdated Air Traffic Network Used By America
A World War II-era air traffic network that often forces planes to take longer, zigzagging routes is costing U.S. airlines billions of dollars in wasted fuel while an upgrade to a satellite-based system has languished in the planning stages for more than a decade. The $35 billion plan would replace the current radar system with […]
A Glimpse at the American Folk Music
In the US people are listening different kind of music. Now I share the information on American folk music. The American folk music is also known as Americana and it is a broad category of music including Bluegrass, country music, gospel, old time music, jug bands, Appalachian folk, blues, Cajun and Native American music. The […]
The Famous Einstein’s Formula
Many of us know about Einstein. He is such a famous scientist having proposed so many theories and so many patents. His energy mass relation formula is as famous as him. These days it is a fashion to have T-shirts with Einstein’s equation, E=mc2, carved on it. There is a pop album released recently on […]
Romeo and Juliet
Romeo and Juliet is an early tragedy by William Shakespeare about two teenage “star-cross’d lovers” whose “untimely deaths” ultimately unite their feuding households. The play has been extremely appreciated by literary critics for its language and dramatic effect. It was among Shakespeare’s most accepted plays during his lifetime and, along with Hamlet, is one of […]
Nobel Prize Controversy
The Nobel Peace Prize is a most honorable prize in the world but it has sparked controversy throughout its history. The Norwegian Parliament appoints the Peace Prize Committee, but peace lover’s critics argue that the same Parliament has pursued partisan military aims by ratifying membership in NATO in 1949, by hosting NATO troops, and by […]