Marvin Marshak

Physicist Jenny Thomas of University College London inspects the CHIPS-M module just before it is lowered into a former mine pit located in the NuMI neutrino beam in northern Minnesota. Photo: Jerry Meier, University of Minnesota On Aug. 1, the CHIPS collaboration deployed its first prototype detector module 60 meters underwater in a former iron mine in northern Minnesota. The detector is positioned in Fermilab’s NuMI beamline. The goal of CHIPS, which stands for Cherenkov Detector in mine Pits, is…