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    Mathematical Objects

    Mathematical Objects: On-Sets

    By Katie Steckles and Peter Rowlett. Posted July 14, 2023

    Cards with coloured dots and dice with coloured dots and mathematical symbols

    A conversation about mathematics inspired by a 1960s game designed to teach set theory. Presented by Katie Steckles and Peter Rowlett. On-Sets: A Vintage Set Theory Game by Peter Rowlett is free to read in Math Horizons. Podcast: Play in new window | Download Subscribe: RSS | List of episodes

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    Carnival of Mathematics

    Carnival of Mathematics 217

    By Christian Lawson-Perfect. Posted July 11, 2023

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of June 2023, is now online at Double Root. 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.

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    cp's mathem-o-blog

    Hexaflex yourself!

    By Christian Lawson-Perfect. Posted July 10, 2023

    Hexaflexagons are great. If you haven’t seen one before, you’re about to have a lovely time. If you have seen them before, the reason I’m writing about them is that I’ve made a webpage that helps you create a template for a hexaflexagon with your choice of picture on each of the three faces.

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    cp's mathem-o-blog

    We all need some space!

    By Christian Lawson-Perfect. Posted July 8, 2023

    Christian in the middle of a field, with two thumbs up

    A couple of days ago, a question occurred to me: What’s the furthest I’ve ever been from anyone else?

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    News Roundup

    Aperiodical News Roundup – May & June 2023

    By Katie Steckles and Peter Rowlett. Posted June 30, 2023

    Maths news didn’t stop coming this month, and if you missed it, here was our coverage of the new Spectre aperiodic monotile, an improvement on the previous monotile discovery. Here’s some other news that happened in May and June which we didn’t otherwise cover here. Vladimir Drinfeld and Shing-Tung Yau have been awarded the 2023…

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    Mathematical Objects

    Mathematical Objects: A book with Sarah Hart

    By Katie Steckles and Peter Rowlett. Posted June 30, 2023

    book

    A conversation about mathematics and literature inspired by a book. Presented by Katie Steckles and Peter Rowlett with special guest Sarah Hart, author of Once Upon a Prime: The Wondrous Connections Between Mathematics and Literature. Podcast: Play in new window | Download Subscribe: RSS | List of episodes

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    News

    Particularly mathematical Birthday Honours 2023

    By Peter Rowlett. Posted June 20, 2023

    The UK Government have announced the first set of King’s Birthday Honours for King Charles III. Here’s our selection of particularly mathematical entries for this year. If you spot any more, let us know in the comments and we’ll add to the list. Get the full list of honours on gov.uk.

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The Aperiodical is a magazine and blog for people who already know they like maths and would like to know more.

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The Aperiodical © 2026 Peter Rowlett, Katie Steckles and Christian Lawson-Perfect. All posts © their authors. All rights reserved.