| Tiny ash cones sitting on snow – A strange observation in Iceland, with some thoughts about possible explanation |
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| The Severn Bore – A spectacular natural phenomenon |
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| Walks on the south of Wokingham – Scenery and natural history under threat |
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| Solar energy – What we have, and its performance over the first year |
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| Nascom 2 – A computer I built in 1979 |
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| Trees cocooned by caterpillars – Something you wouldn't believe if you hadn't seen it |
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| RISC-OS – An effective, user friendly computer operating system |
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| Shapes folded from paper tape – From the platonic solids to Moravian stars and a Klein bottle. |
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| The Rod-Stone-Fortnight system – A quirky (unofficial) British system of units |
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| My book – A social history of bells, ringers and bell ringing over three centuries in an English market town. |
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