Exploration 07, the fifth decennial conference on mineral exploration technology was held in Toronto, Canada, on 9–12 September 2007. For 40 years, these meetings have provided a once-a-decade review of the major developments in the fields of geophysics, geochemistry, remote sensing and data management and processing as they relate to minerals exploration. At Exploration 07, the core program consisted of 54 invited papers, 66 poster and 19 3D theater presentations. In addition there were seven workshops on topics related to the overall conference themes prior to and after the conference. There were over 1200 registered delegates from 60 countries. A short summary of the geophysical component of the program is provided below.