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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.

Jun 24, 2019

Chris Field discusses misconceptions about climate change and how humans can adapt to a warming planet.


Jun 11, 2019

Noah Diffenbaugh and Marshall Burke discuss how global warming impacts economies and income inequality.  


Jun 11, 2019

Margaret McFall-Ngai describes how a symbiont bacterium affects a host cephalopod.


Jun 11, 2019

A paleontological site preserves the immediate aftermath of the asteroid impact that may have caused a global mass extinction.


Jun 11, 2019

Thor Berger and Per Engzell explore connections between European immigration and present-day economic mobility in the US.