Trenton Franz and his cosmic ray detector in the back of a pickup truck.  He uses the detector to measure the moisture content of crop fields. With his is graduate students William Avery and Catherine Finkenbiner. June 24, 2015. Photo by Craig Chandler/University Communications.
Title:
150624 Franz 062 (permalink)
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Caption: 
Trenton Franz and his cosmic ray detector in the back of a pickup truck. He uses the detector to measure the moisture content of crop fields. With his is graduate students William Avery and Catherine Finkenbiner. June 24, 2015. Photo by Craig Chandler/University Communications.