NPR News: This week in science: Eagles in Japan, the lives of deep-sea animals and 'SuperAgers'

This week in science: Eagles in Japan, the lives of deep-sea animals and 'SuperAgers'
Regina Barber and Rachel Carlson of Short Wave talk about endangered eagles in Japan, the lifestyles of deep-living ocean creatures and the longevity secrets of human 'SuperAgers,' aged 80 and older.

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