By Alison Laurence A discourse with deep time: the extinct animals of Crystal Palace Park as heritage artefacts By John Kannenberg Towards a more sonically inclusive museum practice: a new definition of ’the ‘sound object By Robert Bud Museums theme – Adventures in Museology: category building over a century, and the context for experiments in reinvigorating the Science Museum at the turn of the twenty-first century By Dirk van Delft Museums theme – Quest for Absolute Zero: A Human Story about Rivalry and Cold By Peter Donhauser Museums theme – Science vs technology in a museum’s display: changes in the Vienna Museum of Technology with a focus on permanent and temporary exhibitions and new forms of science education By Martha Fleming Museums theme – making Split + Splice: Fragments from the Age of Biomedicine By Jennifer Landry Museums theme – Beyond the Black Box: reflections on building a history of chemistry museum By Sophie Goggins, Tacye Phillipson and Samuel J M M Alberti Prosthetic limbs on display: from maker to user By Tim Boon, Annie Jamieson, John Kannenberg, Aleks Kolkowski and James Mansell ‘Organising Sound’: how a research network might help structure an exhibition By Tim Boon, Roger Kneebone, Peter Heering, Klaus Staubermann and Yves Winkin A symposium on histories of use and tacit skills