Scientists tell us another thing we already now.

BBC is carrying a story about fly swatting experiments, at least in the reported story there is nothing that you wont observe if you try to swat a fly yourself. My advice is use a swatter rather than newspaper if you have one, swatters can move more easily and faster than a newspaper and cant [...]

Godel Truthed.

Godel said: The Liar Paradox. “Truth” for English sentences is not definable in English. Proof. Suppose it is. Then so is its complement “False”. Let s be the sentence “This sentence is false” . Since the phrase “This sentence” refers to s, we have s iff “This sentence is false” iff “s is false” iff [...]

Quenching (update)

Schematic showing stages of Quenching Heat transfer during quenching into liquid is complicated when the quench medium forms a gas when heated to high temperatures. The quenching process is usually split into 3 -5 stages. Stage 1. Vapour blanket. Depends upon surface roughness, quenchant temperature, quenchant type, oxidation. Heat transfer by radiation through vapour layer [...]

Tetrakaidecahedra (TKD)

The tetrakaidecahedron can also be called a tetradecahedron one type of tetradecahedron is the truncated octahedron. The truncated octahedron can form three different space-filling tessellations.

Installing gnuplot on Windows

[updated July 2011] If you are still stuck with using windows for whatever reason, don’t despair you can still use gnuplot to plot your graphs! You can get gnuplot from the gnuplot project page on sourceforge. Browse versions to go to directory with latest updates. Download gp443win32.zip (or latest version) which is a self extracting [...]