Archive: Open Parachute March 2010

November ’15 – NZ blogs sitemeter ranking

Ken Perrott Dec 01, 2015

There are about 300 blogs on the list, although I am weeding out those which are no longer active or have removed public access to sitemeters. (Let me know if I weed out yours by mistake or get your stats wrong). Every month I get queries from people wanting their own blog included. I encourage and am … Read More

The problem with reasoned discussion

Ken Perrott Nov 30, 2015

Why is  a straightforward logical discussion so impossible? Why do our discussion partners refuse to accept our reasoned arguments? And, if we are honest, why do we ourselves find it so difficult to accept the reasonable logic of our discussion partners? Well, a recent article at the blog “Why We Reason” provides an answer. It … Read More

Science is never done – some scientific terms explained

Ken Perrott Nov 26, 2015

The above great video by It’s Okay To Be Smart explains words such as theory, hypothesis, fact and law in the way that scientists use them, not the way we use them in everyday speech. As the article at Sciencedump, You might think you know, but do you really? Important scientific words explained!, says: “I don’t know about … Read More

Studies show – or do they?

Ken Perrott Nov 23, 2015

This article from The Spud – Sentences that start with “studies show” usually followed by bullshit, study shows really resonates with me. I have had a gutsful of terms like “studies show” or “scientists have found,” etc. They are simply used to give authority to all sorts of claims – but authority requires the reader to do a … Read More

Should we trust science? – Wellington talk

Ken Perrott Nov 19, 2015

Naomi Oreskes is Professor of the History of Science and Affiliated Professor of Earth and Planetary Sciences at Harvard University, and an internationally renowned geologist, science historian, and author. If you are in Wellington next Tuesday this should be an interesting talk. I would certainly be in the audience if I was able. Should we … Read More

Can world leaders learn from the Paris terror attacks?

Ken Perrott Nov 17, 2015

This photo of Presidents Obama and Putin in serious and intense discussion  at the current G20 meeting symbolises what could be a positive change in international politics. Perhaps the Friday 13th acts of terror in Paris precipitated this particular meeting – or perhaps it is a culmination of geopolitical changes since the 2014 G20 conference in Brisbane. Or … Read More

Anti-fluoride hypothyroidism paper slammed yet again

Ken Perrott Nov 15, 2015

Credit: Display of Statistical Data Anti-fluoride campaigners often cite a limited number of papers published in scientific journals as evidence for their claims that community water fluoridation (CWF) is harmful. They do this to give some sort of scientific credibility to their claims – but the citations are far from scientific as they are usually cherry-picked, … Read More

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