Browse "Science & Technology"
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Article
Lizard Species in Canada
Lizards are reptiles that belong to several suborders within the order Squamata (which also includes snakes). They are the most diverse group of living reptiles and are found on all continents except Antarctica. There are six species of lizard currently found in Canada. In addition, one species, the pygmy short-horned lizard, is extirpated. This means that, while it continues to live in other parts of its range, it is no longer found in Canada. Five of the six lizard species in Canada are native, while the sixth, the common wall lizard, is introduced from Europe.
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Article
Logic, Epistemology, Philosophy of Science
Philosophy: Logic, Epistemology, Philosophy of Science Logic, Epistemology, and Philosophy of Science cover a wide range of topics and issues including, epistemology, metaphysics, scientific method, science and values, and even the history of science, since there are inevitably many philosophical and conceptual issues present in the development of new ideas. The particular sciences included in this are everything from mathematics, to the natural sciences (biology, chemistry, and physics) to the social sciences (anthropology, economics, and...
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Article
Mackenzie Highway
Eighty km northwest of Enterprise, a ferry connects with the highway to Yellowknife, and connecting roads to the east serve Fort Resolution and Fort Smith. The section from Enterprise to Hay River is now a separate highway. First built as an all-weather road, some of its length has been paved.
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Article
Mackenzie Valley Pipeline Proposals
In 1970, the Canadian government introduced guidelines for the development of a pipeline corridor south from the Mackenzie River delta to Alberta and the United States. Energy companies have since proposed three separate projects to transport natural gas by pipeline along this route — the Arctic Gas Pipeline, the Foothills Pipeline and the Mackenzie Gas Project — with an oil pipeline likely to follow in the first two cases. However, due to high costs, engineering challenges, environmental concerns, Indigenous land claims and changing markets, none of these pipelines has been built.
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Macleans
Mackenzie Valley Pipeline: Maclean's
This article was originally published in Maclean’s magazine on July 17, 2000. Partner content is not updated. Along with many other young native activists in the 1970s, Northwest Territories Premier Stephen Kakfwi cut his political teeth fighting against a proposed megaproject to build a northern pipeline through the Mackenzie Valley to the Beaufort Sea.
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Article
Mackinaw Boat
Mackinaw Boat, a strong flat-bottomed boat, pointed at each end and with a hold in the middle, was used by fur traders during the French regime for running downstream. It was later adapted for open water by the addition of 2 sails and a steering oar. By the 1870s a distinctive type, 6.7 m to 8.
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Macleans
Maclean's 1998 Health Report
This article was originally published in Maclean's Magazine on June 15, 1998
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Macleans
Maclean's 2002 Health Report
Imagine for a moment that you're a smoker who's been meaning to quit a pack-a-day habit for a while now. Or, if you can't picture yourself as a nicotine addict, maybe your doctor has been after you to trim that Molson muscle around your expanding midriff.This article was originally published in Maclean's Magazine on June 17, 2002
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Macleans
Maclean's 5th Annual Health Care Rankings
WHERE DO CANADIANS get the best health services? The fifth annual Maclean's ranking of the delivery of care across the country points ominously to a big challenge: bringing standards in less populous and rural health regions closer to the levels available in our major cities.This article was originally published in Maclean's Magazine on June 16, 2003
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Macleans
Mad Cow Disease
This article was originally published in Maclean’s magazine on April 1, 1996. Partner content is not updated.
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Macleans
Mad Cow Regulations Still Outdated
Nearly four months have passed since the discovery of a solitary case of mad cow disease threw Canada's beef business into turmoil, and what has changed?This article was originally published in Maclean's Magazine on September 22, 2003
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Article
Magnetic Poles
Because it behaves like a magnetized sphere, Earth has 2 magnetic poles. They are located near, but not at, the geographic poles, which are on the axis of Earth's rotation. The north and south magnetic poles are the locations on Earth's surface where the planet's magnetic field points straight downwards (at the north magnetic pole) and upwards (at the south magnetic pole). Conventional compasses which move on a horizontal plane are useless near the magnetic poles. However, a magnetized needle free to swing vertically will dip downwards at the north magnetic pole and point straight up at the south magnetic pole. For this reason, the magnetic poles are also referred to as the "dip poles."
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Article
Malaria
Early settlers in Ontario experienced a disease called "fever and ague," which ravaged the first European settlements such as Newark [Niagara-on-the-Lake] and Cataraqui [Kingston].
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Macleans
Male and Female Brains
It began almost by accident. In an effort to uncover the causes of dyslexia, psychologist Sandra Witelson decided in 1970 to conduct an experiment involving dyslexic and other children at a Hamilton grade school. Because dyslexia affects mostly males, Witelson planned to use boys only.This article was originally published in Maclean's Magazine on January 22, 1996
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Article
Malpractice
Malpractice is intentional or negligent failure by any professional, eg, doctor, lawyer, accountant, to meet the standards of reasonable competence in his field. These standards are set taking into account the circumstances in which the professional is acting.
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