Browse "Science & Technology"

Displaying 641-660 of 815 results
Article

Royal Society of Canada

 The Royal Society of Canada is the oldest bilingual organization of Canadian scholars, artists and scientists in the fields of humanities, social sciences and sciences. Created in 1883, the Royal Society of Canada included more than 2,000 members in 2017, approximately 20 per cent of whom had French as their mother tongue. Members are elected for their remarkable contributions in the arts, the humanities and the sciences, as well as in Canadian public life. The Society’s headquarters are located in Ottawa, Ontario.

Article

Royal Victoria Hospital

Royal Victoria Hospital, Montréal, is a teaching hospital affiliated with McGill University. Its original building on the southern slopes of Mount Royal is the premier Canadian illustration of pavilion-plan hospital architecture.

Macleans

Sabotage of Top Web Sites

How do you find out if your house is secure? One answer: try to bust in and see how hard it is. The cyberspace equivalent is what a northern Virginia company called Global Integrity was doing last week - paying half a dozen young computer whizzes to break into Web sites run by their clients.

Article

Safety Standards

Safety Standards, documents or codes which describe characteristics or usage for products, materials and services, are intended to protect citizens from the hazards of technology.

Article

Sailing Ships

In Canada's age of sail (1800-75) over 4000 ships, each exceeding 500 tons burthen, were built in Canada. In 1878 Canadian-registered ships numbered 7196 and totalled 1 333 015 tons. Among the nations, Canada stood fourth in seagoing tonnage.

Article

Salmonella

The OrganismThe organism that causes salmonella is a genus of bacteria of the family Enterobacteriaceae, members of which are commonly found in the intestinal tract of humans and other animals. It is named after D.E. Salmon, the American bacteriologist who described it in 1885.

Article

Salt

Sodium chloride (NaCl), or common salt, is ubiquitous in the environment. In its solid form, salt crystallizes as colourless cubes and is called rock salt. Salt is also known to geologists as halite. Its crystal structure was the first to be determined by X-rays.

Article

Samson

Samson, first locomotive in North America to burn coal and the first to run over all-iron rails. Built in New Shildon, England, it was shipped to Pictou, NS, to haul coal from the Albion Mines 9.6 km over a tramway to Dunbar Point on Pictou Harbour.

Article

Sand and Gravel

Sand and gravel are unconsolidated, granular mineral materials produced by the natural disintegration of rock caused by weathering. The terms sand, gravel, clay and silt relate to grain size rather than composition. Sand is material passing through a number 4 (4.

Article

Sanofi Pasteur Limited

Sanofi Pasteur Limited, formerly known as Connaught Laboratories Limited of Toronto, is the leading supplier of vaccines in Canada. The parent company is Sanofi Pasteur, one of the world's largest manufacturers of vaccines and a division of Sanofi-aventis, a diversified pharmaceutical company.

Macleans

SARS Epidemic Reaches Canada

This article was originally published in Maclean’s magazine on March 31, 2003. Partner content is not updated.

"SEVERE acute respiratory syndrome" hardly rolls off the tongue with ease, but it may yet ingrain itself into the popular lexicon - not necessarily for its virulence, but for the lessons it offers.

Article

SARS in Canada

Canada experienced an outbreak of severe acute respiratory syndrome (SARS) in 2003. Most of the infections originated in Toronto hospitals. The outbreak led to the quarantine of thousands, killed 44 people and took an economic toll on Toronto. It also exposed the country’s ill-prepared health-care system. Confusion around SARS fuelled an uptick in anti-Asian and anti-immigrant sentiment.

Click here for definitions of key terms used in this article.

Article

Sasquatch

Sasquatch is said to be a large, ape-like creature that lives primarily in the forests stretching from the West Coast of British Columbia to Northern California, and to a lesser extent throughout North America.

Article

Satellite Communications

Characteristics A typical satellite consists of a number of repeaters (transponders), each of which provides a large-capacity communication channel. Each transponder has a receiver tuned to a frequency range that has been allocated for uplink communication signals from Earth to the satellite.

Article

Sawmill

Far more significant were the fewer, larger mills cutting logs for export. Equipped with gang saws and ancillary machinery, they produced better lumber faster. After 1840 new technologies increased their size and efficiency. Circular saws were used for edging and trimming.

Article

Schizophrenia

Schizophrenia is an illness of the mind that affects 1 percent of the world's population, including 1percent of Canada's population. It is one of the most serious and debilitating mental illnesses because at present there is no cure, and it can be very difficult to treat.