Shady Characters - Miscellany No. 99 : minting the dollar "Here [in St. Andrews] stood the house of Bailie Bell, who, before 1744, was an eager co-worker with Alexander Wilson, the father of Scottish type-founding, and John Baine in whose type-foundry in Philadelphia the first $ sign was cast in 1797." with miscellanytypography
The future of silk "Silk is stronger than steel or kevlar. We are already using it to transport vaccines without cold chains and make automatically dissolving stitches. What else could it be used for?" with miscellany
Electronic Evidence and Electronic Signatures "Essential reading for anyone who wants to understand more about the role of electronic evidence in the Post Office scandal, how similar issues can, and have, happened elsewhere and why the law on computer evidence must be changed." University of London Press (free PDF) with computers-internet-data
An Image of Sound (BBC R4) "Photographer Andrew Heptinstall's quest to represent sound within a photograph [...] He spends a day on Hadrian's Wall with blind photographer Rosita McKenzie and meets Prof. Fiona Macpherson from Glasgow University to gain an insight into human senses and perception." with photography