A random selection of recent posts from around the mathematical blogosphere.

• 27 Sep 2026Doing math together in the age of AIShort, Fat Matrices
• 27 Sep 2026c’était comme çaXi'an's Og
• 27 Sep 2026AI disclosures done rightPersiflage
• 27 Sep 2026On This Day in Math - September 28Pat'sBlog
• 27 Sep 2026Survey of academic bureaucracyStatistical Modeling, Causal Inference, and Social Science
• 27 Sep 2026Marcus theory and Marcus practiceQuantum Frontiers
• 27 Sep 2026Ars Qubica: quando matematica e arte si incontrano in un capolavoro visivoGravità Zero
• 26 Sep 2026The First Illustrated Arithmetic, and Common Long DivisionPat'sBlog
• 26 Sep 2026On This Day in Math - September 27Pat'sBlog
• 26 Sep 2026Equazioni e disequazioni esponenzialiAngelo Stella
• 26 Sep 2026Impossible triangular waterfallImpossible world site blog
• 26 Sep 2026Roots of UnityPersiflage
• 26 Sep 2026As a society, we are pretty good at transferring money to political pundits, but we’re not very good at nurturing the human capital they would need to correct their own mistakes.Statistical Modeling, Causal Inference, and Social Science
• 26 Sep 2026Sistemi lineariAngelo Stella
• 26 Sep 2026Weekend reads: ‘The Weimar of knowledge’; ‘Could AI Be Better at Peer Review Than Humans?’; guidelines in South Korea ban hidden prompts, restrict AI useRetraction Watch
• 26 Sep 2026September UpdateResourceaholic
• 26 Sep 2026[Undefined]Thales’ circles
• 26 Sep 2026Once more with feeling (and a whole load of axes!)Thales’ circles
• 25 Sep 2026Two verses from a poem by James Clerk Maxwell.Pat'sBlog
• 25 Sep 2026I love working here, IIQuomodocumque
• 25 Sep 2026Pie chart of what the Mars rover can seeFlowingData
• 25 Sep 2026L-systems generate weevils, pizza toppings, and matriarchal lineagesThe Universe of Discourse
• 25 Sep 2026They were trying to convince everybody to have 3 kidsStatistical Modeling, Causal Inference, and Social Science
• 25 Sep 2026Servers in dawn-dusk orbitJohn D. Cook
• 25 Sep 2026An exceptional object for the irregular Waldron--Witaszek Fano fourfoldPieter Belmans
• 24 Sep 2026Tennessee researcher heads to court amid claims of theft, forgery and revengeRetraction Watch
• 24 Sep 2026Take it to the limit one more time – a history of calculus VThe Renaissance Mathematicus
• 24 Sep 2026Jupiter’s Clouds from Juno ©Thales’ circles
• 23 Sep 2026arXiv receives Multiyear Philanthropic Commitments to Support Its Launch as an Independent Nonprofit, arXivSimons Foundation
• 23 Sep 2026Reise nach Hannover zu mobile.schuleSchule, Schulleitung, Familie, DIY
• 16 Sep 2026Are bad teeth the number one reason kids go to A&E?More or Less

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