PNAS Science Sessions

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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.

50 years of DNA cloning

Dec 18, 2023

Stanley Cohen reflects on the 50-year legacy of a classic PNAS paper on recombinant DNA.

Carbon emission benefits of remote work

Dec 5, 2023

Longqi Yang and Fengqi You discuss the potential reductions in carbon emissions of switching from in person to remote work.

Skeletal records and gender bias

Nov 20, 2023

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

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.

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.