• Y peth mwyaf trist am ein taith gerdded llynedd ar hyd Llwybr Afon Gwy, o Gas-gwent i Bumlumon, oedd Afon Gwy.  Hynny yw, cyflwr amgylcheddol Afon Gwy.  Y gwir blaen – gwir na allai neb ei wadu erbyn heddiw –…

  • One of the pleasures of researching the history of the simple human act of walking is that, just like a good walk, it takes you in unexpected directions.  Recently, while considering the prehistory of walking as an artistic activity, I…

  • On Sundays I would stroll in the fields and woods, learning the various parts and organs of any flowers I could gather, and then trying how many of them belonged to any of the orders described in my book.  Great…

  • There’s been a lot of talk lately about advances in AI (artificial intelligence) and ML (machine learning), based on the storing and analysis of vast reservoirs of online words (the so-called ‘large language model’).  The publication of ChatGPT, which can…

  • Several stretches of Roman road in Wales are labelled ‘Sarn Helen’.  The one Tom Bullough sets out to walk, in a roughly straight line except for a lurch eastward to Brecon Gaer, is the road that leads from the fort…

  • When you meet someone new, and especially when you know you might be spending a long time in their company in future, how do you begin the relationship?  Do you try to prime yourself by asking others beforehand?  When you…

  • Un o’r ychydig swyddi sydd heb newid yn ei hanfod dros y blynyddoedd yw postmon.  Mae rhywbeth sylfaenol, anostyngadwy am gerdded o ddrws i ddrws lawr yr heol i ddanfon llythyrau a pharseli i’r trigolion, a thorri gair cyfeillgar â…

  • The Glynn Vivian Art Gallery has got into the excellent habit of displaying a good mix of works from its permanent collection along a long wall in one of its upstairs rooms.  This has the advantage of letting us see…

  • Nineteenth century Glamorgan saw the birth and rapid growth of an industrial working class. But also significant was the rise to prominence, and eventually to power, of an enlarged middle class.  Cardiff, though it failed at first to diversify industrially…

  • In the late seventeenth century York was a lively intellectual centre.  The York Virtuosi – modesty was not one of their features – were a group of scientists, historians and artists including the zoologist Martin Lister, the antiquarian and historian…

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