Arts
“Caught & bowled!”
Ah Cricket – the wonderful sound of leather on willow followed by a cucumber sandwich and cup of tea. Rather coldly defined on Wikipedia as “a bat and ball game played between two teams of [more…]
Mathematics
Mathematics
It’s all about the half time oranges!
I’ve often wondered whether there is a time in a football match that is the most likely point at which a goal might be scored. Perhaps in the first few minutes when the goalie is [more…]
Computing
A Simple R6G Dye Laser – Part 3
If you’ve been following along (well done you!) then you might recall that we need a fast switch that works at a very high voltage for the laser’s pump lamp and, indeed, for the laser [more…]
Computing
A Simple R6G Dye Laser – Part 2
Lamp Light And Laser Light Pulsed lasers, like this, use an intense burst of white light (lasting fractions of a second) to stimulate the electrons in the laser’s gain medium. In the above photo you [more…]
Computing
A Simple R6G Dye Laser – Part 1
Introduction First of all, it’s great to see that Going-Postal is still up and running. It’s always a pleasure to write an article and have it published here. It’s also good to see a lot [more…]
Health
Nutritional Surveys, how believable are they?
First though, I hope this was anonymous. (Wikimedia Commons) UN Phone Survey Last month, a world-wide telephone survey was conducted by the UN. The only question asked was: “Would you please give your honest opinion [more…]
20th Century
Enigma deception
A typical three wheeled Enigma with inspection cover open and showing the three wheels in position. When the Second World War began, three wheels became five. There is a scene in the film The Imitation [more…]
19th Century
John Scott Russell
Imagine, if you will, that you have decided to go for a horse ride along a canal towpath. You see a canal barge making its way along the canal and in front of the barge [more…]
Health
A Brief Face To Face With Death
I was bored the other day and decided to download the Office of National Statistics Weekly Death data for England and Wales for the last 5 years (as you do). It can be found here [more…]