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 E-Mail IMAGE: A lightning mapper at the High Altitude Water Cherenkov (HAWC) Cosmic Ray Observatory in Mexico unexpectedly observed that gamma rays produce more neutrons than previously known. view more  Credit: Jordan Goodman, HAWC Collaboration (NSF.gov) LOS ALAMOS, N.M., April 28, 2021 Analysis of data from a lightning mapper and a small, hand-held radiation detector has unexpectedly shed light on what a gamma-ray burst from lightning might look like - by observing neutrons generated from soil by very large cosmic-ray showers. The work took place at the High Altitude Water Cherenkov (HAWC) Cosmic Ray Observatory in Mexico. This was an accidental discovery, said Greg Bowers, a scientist at Los Alamos National Laboratory and lead author of the study published in

United statesLos alamosSierra negraDavid smithBrenda dingusGreg bowersWilliam blaineGeophysical research lettersLos alamos national laboratoryRegents of the university californiaLos alamos laboratory directed researchBattelle memorial instituteEnergy physicsDevelopment programTexasam university systemDepartment of energy national nuclear security administration