Join Dr Donal Hill for a tour of the invisible, as he describes how particle detectors measure 3D information to help uncover the secrets of tiny fundamental particles.

Leonardo's thoughts on mechanics and useful inventions

The Bodleian Libraries at the University of Oxford is the largest university library system in the United Kingdom. It includes the principal University library - the Bodleian Library - which has been a legal deposit library for 400 years; as well as 28 other libraries across Oxford including major research libraries and faculty, department and institute libraries. Together, the Libraries hold more than 12 million printed items, over 80,000 e-journals and outstanding special collections including rare books and manuscripts, classical papyri, maps, music, art and printed ephemera. Members of the public can explore the collections via the Bodleian’s online image portal at digital.bodleian.ox.ac.uk or by visiting the exhibition galleries in the Bodleian's Weston Library. For more information, visit www.bodleian.ox.ac.uk.