By Sally Shuttleworth Old weather: citizen scientists in the 19th and 21st centuries By Simon Schaffer Chronometers, charts, charisma: on histories of longitude By Jim Bennett James Short and John Harrison: personal genius and public knowledge By Alison Boyle and Harry Cliff Curating the collider: using place to engage museum visitors with particle physics By Caitlin Doherty ‘½ vol. not relevant’: The scrapbook of Winifred Penn-Gaskell By Boris Jardine Made real: artifice and accuracy in nineteenth-century scientific illustration By David Hughes Review: Observing by Hand: Sketching the Nebulae in the Nineteenth Century, by Omar W Nasim By Seb Falk Review: Ships, Clocks & Stars: The Quest for Longitude By Rebekah Higgitt Review: Seven Ages of Science, BBC Radio 4 By Jim Bennett Review: Perfect Mechanics: Instrument Makers at the Royal Society of London in the Eighteenth Century, by Richard Sorrenson