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• 29 Oct 2025Mentally compute logs base 2John D. Cook
• 29 Oct 2025Statistics to find cheating sports gamblersFlowingData
• 29 Oct 2025Physical Keys and Encryption KeysJohn D. Cook
• 28 Oct 2025Math to map the worldFlowingData
• 28 Oct 2025Freshman’s dreamJohn D. Cook
• 28 Oct 2025Why and how Bitcoin uses Merkle treesJohn D. Cook
• 28 Oct 2025xkcd shielding vs. forces matrixFlowingData
• 27 Oct 2025How blocks are chained in a blockchainJohn D. Cook
• 27 Oct 2025Fashion color countingFlowingData
• 27 Oct 2025Wikipedia losing human views to AI summariesFlowingData
• 26 Oct 2025Mathematics for HalloweenMathematics, Learning and Technology
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• 25 Oct 2025Spacing the circles on the Smith chartJohn D. Cook
• 24 Oct 2025Bird migration flight paths, shifting with climateFlowingData
• 23 Oct 2025How to make a Smith chartJohn D. Cook
• 23 Oct 2025What Qualifies as Middle-Income in Each StateFlowingData
• 23 Oct 2025✚ Silencing the noise by paying closer attentionFlowingData
• 22 Oct 2025Too soon to declare inflation victoryFlowingData
• 22 Oct 2025Generating random points in ColoradoJohn D. Cook
• 22 Oct 2025Random spherical coordinatesJohn D. Cook
• 20 Oct 2025Distribution of correlationJohn D. Cook
• 19 Oct 2025Distribution of coordinates on a sphereJohn D. Cook
• 18 Oct 2025ODE to Fisher’s transformJohn D. Cook
• 18 Oct 2025Quality metricsJohn D. Cook
• 17 Oct 2025Turning trig identities into Fibonacci identitiesJohn D. Cook
• 16 Oct 2025Experiences with GPT-5-CodexJohn D. Cook
• 13 Oct 2025Ethereum’s consensus layer elliptic curveJohn D. Cook
• 12 Oct 2025Inverting matrices and bilinear functionsJohn D. Cook
• 11 Oct 2025Generate random points inside a sphereJohn D. Cook
• 11 Oct 2025Random samples from a tetrahedronJohn D. Cook
• 10 Oct 2025GPT-5 for AI-assisted discoveryJohn D. Cook
• 09 Oct 2025Culture eats AI strategy for breakfast: why professors should focus on culture instead of consequences when confronting generative AI in the classroomLaura Albert's Punk Rock Operations Research
• 09 Oct 2025More on CarmichaelJohn D. Cook
• 09 Oct 2025Differential equation on a doughnutJohn D. Cook
• 08 Oct 2025Zcash price doubledJohn D. Cook
• 07 Oct 2025RSA with multiple primesJohn D. Cook
• 06 Oct 2025True growth rate accounting for inflationJohn D. Cook
• 06 Oct 2025A quiet change to RSAJohn D. Cook
• 05 Oct 2025Fermat primes and tangent numbersJohn D. Cook
• 05 Oct 2025Memorizing a list of seed wordsJohn D. Cook
• 03 Oct 202510x vs 10%John D. Cook
• 02 Oct 2025Mathematics and PoetryMathematics, Learning and Technology
• 02 Oct 2025Probably don't put equation layout in linksPeter Krautzberger

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