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Author: P.J. Aston
Decoding a war time diary
An account of how a prisoner of war's diary was recently decoded. Donald Hill wrote his diary in a numerical code, disguised as a set of mathematical tables, while in Hong Kong during and after the Japanese invasion of 1941.
Let them eat cake — and drink vodka
Language analysis shows how the nation's tastes have changed.
23 and maths
The company 23andMe made headlines by launching its DNA testing service in the UK. But how are the risks of...
Writing the unwritable: up-arrow notation
How to write down unimaginably large numbers using just a few symbols.
When things get weird with infinite sums
What is 1-1+1-1+1-1+...? How infinite sums challenge our notion of arithmetic.
Maths in a minute: Writing infinite sums
How to write a sum that's infinitely long.
The philosophy of cosmology
Can philosophy help explain our Universe?
Tweets by @plusmathsorg
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