Physical browsing is a mobile-device-based interaction method for pervasive computing. In this paper, we describe our research interests and experiences of physical browsing: the user interaction paradigm, scenarios using physical selection and a demonstration application. We also describe a number of research challenges within the field. Categories and Subject Descriptors H5.2. [Information Systems]: User Interfaces – Interaction styles. General Terms Design, Human Factors. Keywords Physical browsing, physical selection, ubiquitous computing, user interface.