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A team of researchers from the University of Manitoba in Winnipeg, Canada, and Health Canada in Ottawa, Ontario, have used mass spectroscopy to look inside the SARS virus.

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Don't we know better? A Canadian researcher is studying why people make errors of judgement, fail to understand or see familiar things and why we can be inattentive in situations that demand extreme concentration.

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Music historian says "beat poetry" style now known as rap evolved early in 20th Century, with early "rappers" including Fred Astaire and George Burns.

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It's a common idea that chewing gum can reduce cavities. However, the mechanism for this preventative action is not well-known to most people.

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For some of us, having a supply of Kleenex in our purse is an essential part of going out to a movie. But why and how can a movie elicit tearful reactions from an audience?

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"Lady Macbeth's actions were perfectly appropriate then as now in how best to deal with infectious disease," explains Dr. Sarah Forgie in the Faculty of Medicine at the University of Manitoba in Winnipeg, Canada.

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Most of us worry about our health from time to time. But a psychological condition called health anxiety becomes a problem when the worries and fears about our health interfere with our lives. The mere mention of SARS, for example, can trigger intense anxiety in some people.

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Mathematicians have lent their skills to tackling the SARS problem.

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Research finds that when it's time for exams, students will try rituals, magic, and some will actually study. In most cases, it pays off.