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Category Archives: social issues
squareCircleZ on Biorhythms
In squareCircleZ » Trig graphs – how do you feel today?, Murray Bourne at squareCircleZ has a nice Flash gizmo to show biorhythm graphs and links to a site debunking their validity. Actually I think a nice lesson based on … Continue reading
Posted in education, mathematics
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Harris in L.A.Times
This article by Sam Harris makes the point that “Within every faith one can see people arranged along a spectrum of belief.” and that “The problem is that wherever one stands on this continuum, one inadvertently shelters those who are … Continue reading
Posted in religion
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Kudos to Fox News ?
Thanks to Theodore Labadie who posted the link on the ‘Transforming Langara’ listserv, but this is not surprising. The interview subject is promoting the purchase of “carbon offsets” and the opportunities for fraud in that are so magnificent that no … Continue reading
Posted in climate, social issues, sustainability
1 Comment
Math Awareness Month
April is Mathematics Awareness Month and this year the American Mathematical Society, the American Statistical Association, the Mathematical Association of America, and the Society for Industrial and Applied Mathematics have announced that the theme for Mathematics Awareness Month 2007 is … Continue reading
Posted in education, mathematics
1 Comment
Yehuda: Canadian Copyright Code, in Verse
Yehuda: Canadian Copyright Code, in Verse
Posted in canada, copyright, uncategorized
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BC-Alberta Trade Agreement Scuppers CO2 Reduction in BC
This Tyee Article about TILMA shows how its restrictions on differential regulation make it virtually impossible for one province to implement stricter standards (in any area).
Posted in bc, politics, sustainability
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Hours of Daylight
Thanks to Zac at squareCircleZ for pointing out the dawn and dusk graphs at Gaisma as real-life examples of approximate sine graphs. In fact the true time of noon appears to oscillate slightly with a 6 month period so that … Continue reading
Posted in education, mathematics
1 Comment
Who Was Milton Friedman?
The New York Review of Books: Who Was Milton Friedman? by Paul Krugman
Posted in politics
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No Nukes For Oil?
In Today’s Big Story at thetyee.ca perhaps the most interesting aspect was the (wisely) restrained reaction of Jack Layton – “It’s certainly incumbent on somebody proposing to use nuclear plants to provide the power for the oil sands to tell … Continue reading
Posted in canada, politics, sustainability
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Canada Sleeps Through War to ‘Save the Internet’
This Tyee article is about the low profile of the ‘Net Neutrality’ debate in Canada. Author Bryan Zandberg is right that this is something we should not be ignoring. The telecoms and cable providers are monopolies, and not only do … Continue reading
Posted in social issues, web
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Preaching the Word of Atheism
Preaching the Word of Atheism is an article in The Tyee which surveys some trends (or wannabe trends) among the humanists and others who are skeptical of the value of religion. Whether or not they are either representative or have … Continue reading
Posted in religion
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Children of Men
The Tyee review of this movie (which I saw last weekend) is in my opinion off base. The film is technically quite well done with effective cinematography and acting, but the premise is more than silly; in fact it is … Continue reading
Posted in social issues, sustainability
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What Al Gore Hasn’t Told You . . .
What Al Gore Hasn’t Told You About Global Warming is a review on Alternet by David Morris of George Monbiot’s book ‘Heat’
Posted in climate, social issues, sustainability
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Engaging Brains Through Games and Simulations
Wesley Fryer reports on a workshop by Bernie Dodge at Macworld
Posted in education, technology
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Phase Shift
Phase, Frequency, Amplitude, and all that.. is an example of a university math course adopting the convention that identifies “phase shift” as angular shift as opposed to horizontal displacement or “time shift” And at the time of this posting, the … Continue reading
Posted in education, mathematics
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Phase Shift or Phase Angle?
Murray Bourne at squareCircelZ has taken the time to respond to a comment I made on one of his interactive math pages, so I thought I should make an effort to explain my concern in a bit more detail. In … Continue reading
Posted in education, mathematics
2 Comments
Will at Work Learning: People remember 10%, 20%…Oh Really?
This post by Will Thalheimer came to my attention via Harold Jarche and Stephen Downes. Unfortunately it’s not just in education that people are often impressed by fraudeulent mis-citation of derivative bunk.
Posted in education, social issues
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Wrong Problem, Wrong Solution
This posting by Roger Shank (found via Stephen Downes) uses widespread ignorance of the quadratic formula by successful people as evidence that mathematics requirements in our schools are excessive. But I know that in BC it is quite possible to … Continue reading
Posted in education, mathematics
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Contrary Brin: Predictions Registries and Markets
Contrary Brin: Predictions Registries and Markets look like a good idea.
Posted in social issues, technology
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