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Welcome to Science Sessions, the PNAS podcast program. Listen to brief conversations with cutting-edge researchers, Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in PNAS, plus a broad range of scientific news about discoveries that affect the world around us. Please scroll down for recent podcasts.

  1. All Episodes
  2. 2023

Skeletal records and gender bias

Nov 20, 2023

Jeremy Siow, Taylor Damann, and Margit Tavits discuss both historical and modern gender inequality in Europe.

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Genetic shield against neurodegeneration

Nov 6, 2023

Emmanuel Mignot explains how a variant of an immune system gene might protect some people against neurodegenerative disease.

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Penalties tied to motherhood

Oct 9, 2023

Cecilia Machado and Douglas Almond discuss the impact of a first child on the career trajectory of mothers.

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Motherese in bottlenose dolphins

Sep 25, 2023

Laela Sayigh asks whether dolphins use "motherese" when communicating with their calves.

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Racial disparities and climate policy

Sep 11, 2023

Pascal Polonik and Kate Ricke explain why reducing greenhouse gas emissions does not always improve environmental equity.

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