Browse "Science & Technology"

West Nile VIRUS, a member of the flavivirus family, is related to the viruses that cause dengue and yellow fevers. The effects of infection with West Nile virus range from no symptoms to severe illness and even death.

THEY'LL SOON be here, riding the warm currents of summer: MOSQUITOES armed with the latest bioweapon - the West Nile VIRUS. Short of building a concrete bunker or setting up an unhealthy fog of repellent spray, there are ways of safeguarding the pasty flesh of Canuckus winterus.

The White Pass & Yukon Route railway was built to meet the demand for transportation to the gold fields of the Yukon River basin during the Klondike Gold Rush. Completed in 1900, it was a feat of engineering and one of the steepest railways in North America. It ran 177 km from Skagway, Alaska, to Whitehorse, Yukon. Today, tourist rail excursions run on a portion of the original line.

The battle between doctors and patients’ families has only just begun

 The first European explorers and settlers in North America found wildlife in abundance. This wealth was recognized as having immediate commercial value, with FISHERIES and the FUR TRADE being the first widespread exploitive activities.

A wildlife preserve is an area of land or water set aside from at least some forms of development or recreational use, particularly from industrial use, hunting and motorized recreation, to protect wildlife and their habitats.

The more pronounced the air movement (wind or moving air produced by walking, skiing or riding in a convertible) and the greater the temperature difference between the surface of the object and the air, the greater the heat loss.

Wind energy is energy obtained from moving air. The motion results from the heating and cooling of the Earth; thus, wind energy is an indirect form of solar energy.

This article was originally published in Maclean’s magazine on November 11, 2002. Partner content is not updated.

The world tour has been drawing huge crowds, there are souvenir T-shirts and a seemingly endless stream of articles in magazines and newspapers around the world. Everywhere there is an air of feverish anticipation.

Nursing professor Ellie MacFarlane is a self-confessed "technological klutz," the type of person who finds programming a videocassette recorder a daunting experience. So it was with some trepidation that she learned last year that St.

Ottawa’s unprecedented efforts to woo Verizon have sparked a fierce backlash from Canada’s carriers, and questions about what’s really best for Canadian consumers

HOT CURRY POWDER. That's the secret ingredient Matthew MacGillivray likes to add to his rice dishes - that or cumin. He leans over the sizzling pan and sniffs the aroma, then glances at his laptop computer - sitting right beside the stove.

If life expectancy is any indication of health, Canadian women are, on average, much healthier than they were 70 years ago. The life expectancy of female babies born in 1921 was 61 while female babies born today are expected to live to age 82.

Woodenware, or treen, simple, small objects made entirely of wood, usually by home craftsmen who were their own carpenters, joiners, carvers and turners. Normally, woodenware was made from a single piece of wood (block or plank, rough or milled), cut, hollowed or turned but rarely joined.

In 1874, Canadians Henry Woodward and Mathew Evans patented a design for an incandescent light bulb. Their invention preceded that of American Thomas Edison by several years. In fact, the second patent (issued in 1876 in the United States) was among those that Edison bought as he refined the technology to create a longer-lasting bulb. Woodward and Evans’s early work on the light bulb in Toronto has gone largely unrecognized. It was nevertheless an important development in the invention of electric lighting.

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

 In Canada most zooarchaeologists study teeth, bone and marine shells, because these materials are commonly preserved on archaeological sites. Preservation of specimens depends on what happened to them before burial, the rate at which they were buried, and the burial environment.