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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.

Mar 23, 2020

Christine Dunham discusses RNA frameshifting and its potential applications in biotechnology.


Mar 9, 2020

Henri Weimerskirch describes how albatrosses can help detect illegal fishing boats.


Feb 24, 2020

Philipp Heck tells the story of interstellar stardust grains that predate the Solar System.


Feb 10, 2020

Baruch Fischhoff, a decision scientist at Carnegie Mellon University, explains the ingredients necessary for effective science communication.


Jan 21, 2020

Kerry Sieh recounts the hunt for a meteorite impact crater in Southeast Asia.