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Hairy Ball Theorem Updated

The Hairy Ball Theorem  (HBT) was first postulated (and then proved) by Luitzen Egbertus...

"Graunching" A Review Of The Literature

One of the first technical papers to reference ‘Graunching’ was ‘Railway Noise: Curve Squeal...

Head Bobbing In Birds - The Science

The question : ‘Why do some*(see note below) birds bob their heads when walking?’ has perplexed...

'Groucho Running' The Science

Please observe the following unusual locomotive behavior which begins at around 55 seconds into...

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Martin GardinerRSS Feed of this column.

I specialise in beachcombing the scholarly journals and university websites for uncommonly intriguing academic articles by uncommonly intriguing people. Articles such as moustache transplants, the... Read More »

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“Hand claps are a relatively primitive conveyor of sonic information, yet they are widely applied for different purposes.”

Almost three years have passed since the US patent for a Domestic Animal Telephone was issued. The patent describes :

“A phone for pets and pet owners is taught [sic?] which allows the owner to call the house and ‘talk’ to the pet”.

But then, in Feb. 2011 a new patent was issued (also entitled 'Domestic Animal Telephone') to the same inventors – at first glance strikingly similar to the original :

Can owning a dog or cat be classed as a dangerous activity?

Judy A. Stevens PhD. and colleagues at The Division of Unintentional Injury Prevention, of the US National Center for Injury Prevention and Control have completed their report – Dogs and cats as environmental fall hazards – which is published in the Journal of Safety Research,Volume 41, issue 1, February 2010, Pages 69-73.

“A woodpecker is known to drum the hard woody surface of a tree at a rate of 18 to 22 times per second with a deceleration of 1200 g, yet with no sign of blackout or brain damage.”

Q.1 Is it possible to use one’s tongue as a subatomic particle detector?
Q.2 If so, would that be a good idea?

A growing body of scientific studies have examined the implications of finger length ratios. But until recently up to 50% of humanoid distal appendages may have been largely overlooked – for what of toe-length ratios?

Progress towards rectifying this digital imbalance has been made with a recent study from the Department of Psychology, Penn State University, Harrisburg, US. Professor Marissa Harrison has published one of the very few studies to investigate :