Physics Stop

The indeterminate cheese flake

Marcus Wilson Mar 30, 2017

A couple of days ago I arrived ‘home’ to discover our local ant colony at work. There’s a nest located somewhere in the bushes at the front of our temporary home, and the occupants have become rather adept at raiding our kitchen. Anything left on the kitchen bench is fair game for the taking. Ants are amazingly strong for … Read More

Physicsstop back in business

Marcus Wilson Feb 07, 2017

I have been rather conscious of my looonnnnggggg absence from the blogosphere. That really is down to other commitments getting in the way, and then falling out of the habit of blogging.  Hopefully this will be a restart. I have a good opportunity here – I have just started a period of study leave (what used to be called Sabbatical … Read More


Video: laminar flow, microorganisms and mangroves

Marcus Wilson Jun 21, 2016

This movie is a demonstration of laminar flow. My colleague Julia Mullarney used it last week in our Osborne lectures to high-school students to demonstrate what turbulent flow ISN’T. Video showing Laminar Flow and demonstrating fluid flowing in layers. This apparatus was developed by John DeMoss and Kevin Cahill of the Department of Physics & Astronomy, University … Read More

Probability madness

Marcus Wilson May 10, 2016

Probability crops up in many places in physics, not least quantum mechanics and statistical mechanics where we are only sure of things in an average or ‘statistical’ sense. Dealing with probabilities can be a headache for many students. They are also a headache for many in everyday life. There are numerous occasions where we need to estimate the likelihood of … Read More

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