It’s Double Maths First Thing, not Double Entendre. Hello! My name is Colin and I am a mathematician on a mission to spread joy and delight in maths and mathematical thinking. Something that’s been brewing for a while: I’ve come to the decision that DMFT will no longer report on AI-related topics. I’m not judging…
Carnival of Maths 254

The next issue of the Carnival of Mathematics, rounding up blog posts from the month of August 2026, is now online courtesy of Karen Campe at Reflections and Tangents. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.
\(-e^{i\pi}\) to Watch: aboutlogic

In this series of posts, we’ll be featuring mathematical video and streaming channels from all over the internet, by speaking to the creators of the channel and asking them about what they do. We spoke to Deniz & Thorsten, who host the aboutlogic channel.
Double Maths First Thing: Issue 68
Double Maths First Thing is grateful to Past Colin’s organisation. Hello! My name is Colin and I am a mathematician on a mission to spread the joy and love of mathematics, even when deadlines are tight. Fortunately, I anticipated this might happen and prepared my links last week. Over the weekend, the Pseudorandom Ensemble had…
Double Maths First Thing: Issue 67
Double Maths First Thing is not, and has never been, down with the kids. Hello! My name is Colin and I am a mathematician on a mission to spread joy and delight in maths, puzzles and problem-solving. I’m just back from a week in Germany, where the highlight was the Heinz Nixdorf Museumsforum in Paderborn,…
Double Maths First Thing: Issue 66
Double Maths First Thing gets its kicks on a.19792ish Hello! My name is Colin and I am a mathematician on a mission to spread the joy and love in doing maths, figuring stuff out, getting stuck and getting unstuck again. You’ll need to forgive a slightly brief end-of-summer DMFT; it’s the sort of week where…
\(-e^{i\pi}\) to Watch: Ellie Sleightholm

In this series of posts, we’ll be featuring mathematical video and streaming channels from all over the internet, by speaking to the creators of the channel and asking them about what they do. We spoke to Ellie Sleightholm about her YouTube channel, on which she posts roughly once a week to share the beauty in…