Browse "Science & Technology"

Displaying 721-740 of 815 results
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Telecommunications

Telecommunications is defined as the electronic communication of information over distance. In theory, this definition covers all forms of electronic communication and does not distinguish between different kinds of information: voice, data, text and video.

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Telegraph

In 1868 the Montreal Telegraph Co began facing direct competition from the newly established Dominion Telegraph Co and price wars broke out.

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Telephones

The invention of the TELEGRAPH (1837) by Samuel Morse and the telephone (1876) by Alexander Graham BELL were milestones in the quest to communicate over great distances with reliability, accuracy and speed.

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Television

Overlaying these two perspectives is the reality that Canadians have long been among the world's most avid television viewers with tastes that do not necessarily discriminate between domestic and foreign content, or between entertainment and education.

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Telidon

Telidon, a combination of the Greek words meaning "to know at a distance," was a waypoint en route to the Internet and was an early demonstration of how technology can provide on-demand access to information.

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The Discovery of Insulin

For many years scientists believed that some kind of internal secretion of the pancreas was the key to preventing diabetes and controlling normal metabolism. No one could find it, until in the summer of 1921 a team at the University of Toronto began trying a new experimental approach suggested by Dr. Frederick Banting.

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The Internet and Music

The Internet began in the early 1970s as a "network of networks" involving several different US university and government computer systems. It quickly expanded to incorporate computer networks in other countries, including Canada.

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The Lost Villages

The Lost Villages are nine Canadian communities that were destroyed through the unprecedented land expropriation and construction of the St. Lawrence Seaway and Power Project in the 1950s.

Macleans

The Spread of SARS

IT WAS NOT what health-care officials had hoped for, to say the least. Only a week earlier, one of Health Canada's leading authorities on infectious diseases had speculated that SARS - severe acute respiratory syndrome - might actually be "easy to control.

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Theory and analysis

Theory and analysis. Music theory is concerned principally with the structure of music. Music theorists are engaged in such diverse tasks as the study of analytical and pedagogical technique, 'pure' theory, psychoacoustics, music perception, and the history of theory.