Category Archives: Scientific method

Is there really a debate about the efficacy of helmets?

When I played football the best helmet was the Rydell, with a suspension head support inside supplemented with some padding. A lesser design for the time was the Wilson, that relied more on padding. The Chicago Bears used Wilsons. Rydell won that battle for approval.

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Science advances by fits and starts–great stories about early efforts

So don’t be so hard on Aristotle, or Galen, or so many other scientists who didn’t get the right answer, but they were observing and then proposing answers to questions. Trial and error is called that for a reason.

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Remarkable essay about exposing the largest medical research fraud in history

This is about the biggest medical research fraudster so far. A guy named Fujii. Continue reading

Another take on predictions–pessimistic

I recently put up a discussion by J Scott ARmstrong on forecasting and predicting. Dr. Armstrong suggested discipline and following some rules will produce better predictive accuracy.

Here’s our archive on Armstrong, prof at Wharton School of U of Penn.

This writer is very negative about predictors and preditions.

Peer Reviewed?

A study on gay marriage was retracted because the results couldn’t be duplicated. The published study was likely peer reviewed.  The system worked, but it shows “peer review” doesn’t necessarily mean accurate and reliable. Continue reading

Revisiting the question of reliability of published studies.

John Ioannides MD, at one time an obscure Greek physician, has made a name for himself and been elevated to a special status at Stanford School of Medicine for exposing the problem of junk medical journal research.

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Morano–cleaning EDF clock?

Yep, but they do have a problem–the evidence doesn’t prove their position, it refutes it.

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