Dr. Masao Tomonaga was 2 when Nagasaki was bombed. In August 2025, he spoke with Ira Flatow about a lifetime caring for fellow survivors.

Sitting all day is terrible for us. Moving a little can help

Covering the outer reaches of space to the tiniest microbes in our bodies, Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.

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