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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.

Oct 31, 2022

Daniel Cusworth discusses combining aircraft-based and satellite-based measurement to identify methane emission point sources.

Oct 17, 2022

Syee Weldeab describes what researchers can learn from ancient global warming about the risks posed by ocean floor methane hydrates.

Oct 3, 2022

Ling Zhu and David B. Grusky explore intergenerational factors influencing occupational gender segregation in the United States.