Science Friday Science Friday

A Nagasaki survivor and physician recounts his life's work

Aug 6, 2026 · 18m

Summary

Dr. Masao Tomonaga, a Nagasaki atomic bomb survivor and hematologist, discusses the lifelong health impacts of radiation, including delayed leukemia and myelodysplastic syndrome. He shares his personal history, his father’s medical work, and his current role caring for survivors at a nursing home. Tomonaga highlights the persistent psychological trauma and urges global leaders to abandon nuclear weapons to prevent future humanitarian catastrophes.

Topics discussed

Intro and Hiroshima/Nagasaki 80th anniversary context Dr. Tomonaga's childhood memory of the Nagasaki blast Father's return and discovery of radiation-induced leukemia Motivation to become a doctor and treat survivors Long-term effects: Solid cancers and MDS decades later Immediate physical injuries: Burns and birth defects Psychological trauma and fading memories in elderly survivors Nursing home care and the feeling of radiation inside Call for nuclear disarmament and closing remarks Outro and Posterhouse exhibition promotion
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