Browse "Science & Technology"

Weights and measures are terms which traditionally referred to standards of mass (or weight), length and volume. Over the past few thousand years such standards have frequently been introduced throughout the world for trading and tax purposes.

Weights and Measures: Table Weights and Measures: Table Some Non-SI Units Used in North America Unit Definition SI Value LENGTH nautical mile air & sea measure¹ 1.852 km furlong 220 yd 201.2 m mile 1760 yd 1.609 km arpent 180 Paris feet 58.47 m yard 3 feet 0.9144 m foot 12 inches 0.3048 m inch 1/36 yard 25.4 mm  AREA acre (survey) 4840 sq yards (survey) 4047 m2 acre (commercial) 4000 sq yards (commercial) 3344.51...

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.This article was originally published in Maclean's Magazine on May 19, 2003

The following article is an editorial written by The Canadian Encyclopedia staff. Editorials are not usually updated.

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 begunThis article was originally published in Maclean's Magazine on October 18, 2013

 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.This article was originally published in Maclean's Magazine on August 21, 1995

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.This article was originally published in Maclean's Magazine on March 2, 1998

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 consumersThis article was originally published in Maclean's Magazine on August 19, 2013