(I) The Museum of the History of Science occupies the building that was originally the Ashmolean Museum. (II) Here, from the 17th century onwards, there was a programme of experimentation and discovery. (III) Recent building work at the Museum has unearthed insights into the nature of this work and afforded new items for display. (IV) These range from scientific apparatus to fragments of everyday life such as specimen labels. (V) Actually, in some science museums one can even watch scientists at work on their experiments.