Surrey Physics Blog

The blog about physics at the University of Surrey

Advancing science by showing a dead salmon pictures of people, and asking it to characterise the emotions shown

Bennett, Baird, Miller and Wolford won the 2012 IgNobel prize in Neuroscience with their work with a dead (definitely dead, not just resting) salmon. There is a serious point to the work: The problem of false positives. This is a problem in statistics and is a real trap for the unwary.


Erdos-Bacon-Sabbath numbers

I am quite proud of my Erdös number of 4. An Erdös number of 4 means via a trail of 4 papers I can reach the prolific Hungarian-born mathematician Paul Erdös. Erdös published papers with an astonishing 511 other mathematicians. The path of papers is here, but basically I have written a paper with a good friend Jon […]


Argentinosaurus!

Argentinosaurus BWArgentinosaurus is believed to be the largest land animal to have ever lived. It was a dinosaur and at maybe 100 tons and 30 m, it was a very big dinosaur. I wanted to know the largest land animal for the lectures on biological physics I am giving this coming semester, and Google and Wikipedia provided. Anyway, in the lectures my question will be: Why was the largest animal 100 tons, not say 10 tons, or 1000 tons?

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