Nancy Farley "Nan" Wood (12 July 1903 – 19 March 2003) was a physicist and businesswoman who was a member of the Manhattan Project.
Later, during World War II, she was recruited to the Manhattan Project, where she designed and developed ionizing radiation detectors with John Alexander Simpson in the instrument division at the University of Chicago Metallurgical Laboratory or Met Lab.
Toward the end of World War II she was recruited to the Manhattan Project where she designed and developed radiation detectors with John Alexander Simpson in the instrument division at the University of Chicago Metallurgical Laboratory or Met Lab.
The customer base was research laboratories and universities engaged in the development of the peaceful utilization of atomic energy.
In 1957, during the International Geophysical Year, the N. Wood model G-15-34A neutron detectors (Simpson Counters) were utilized to collect data worldwide.