Why do some butterflies live for months while others survive only weeks? Tufts University researcher Jessica Foley explains what Heliconius butterflies can teach us about aging.
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Jason Fuller
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Pien Huang
Pien Huang is a reporter on the Science desk, covering public health and health disparities. She also guest hosts on NPR news programs, and narrates the Moments in History series on the NPR One app.
Janaya Williams