Fetuses leave cells behind in their parents' bodies, where they braid themselves into tissues, and remain, for years. What are they doing in there?
Guests: Amy Boddy, Associate Professor of Anthropology at the University of California, Santa Barbara; Lee Nelson, Professor Emeritus at the Fred Hutch Cancer Center
For show transcripts, go to ... Show More
May 20
The man who bet against humanity — and lost
Paul Ehrlich was famous for predicting a population explosion that would destroy the planet, but he didn't count on human ingenuity. Guest: Bryan Walsh, Vox senior editorial director This episode was made in partnership with Vox’s Future Perfect team. For show transcripts, go to ... Show More
16m 54s
May 13
A better Black Death story
What happens when researchers reexamine some of the basic facts about the Black Death? They start rewriting history and rethinking blame. Guests: Hannah Barker, professor at Arizona State University; Ulf Büntgen, professor at the University of Cambridge; Martin Bauch, historian a ... Show More
32m 5s