PNAS Science Sessions

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**PNAS Science Sessions**

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.

Latest Episodes:

Epigenetic clocks for humans and dogs Jul 18, 2022

Show notes

Steve Horvath and Elaine Ostrander explain the usefulness of epigenetic clocks in humans and dogs.

Peopling of the Americas Jun 27, 2022

Show notes

Researchers explore how and when humans first arrived in the Americas.

How the saw sings Jun 13, 2022

Show notes

L. Mahadevan, Petur Bryde, and Suraj Shankar explain the otherworldly sounds of the musical saw.

Underrepresentation of women in economics May 31, 2022

Show notes

Guido Friebel discusses the lack of gender parity in academic positions in economics.

How bias impedes women's ascent to political leadership May 16, 2022

Show notes

Christianne Corbett and Robb Willer explore perceptions of electability of female political candidates.

Treating cystic fibrosis Apr 25, 2022

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A feature episode explores recent developments and future research directions in treating cystic fibrosis.

Rising temperatures and European bird traits Apr 11, 2022

Show notes

Martijn van de Pol reports that approximately half of the changes in the traits of 60 European bird species can be attributed to rising mean temperatures.

Origin of the Great Unconformity Mar 28, 2022

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Brenhin Keller and Kalin McDannell explore the origins of a worldwide gap in the geologic record spanning hundreds of millions to billions of years.

Ethnoracial identity of MENA Americans Mar 14, 2022

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Neda Maghbouleh, Ariela Schachter, and René Flores explore the US Census classification of people with Middle Eastern and North African ancestry.

Disparities in scholarly output Feb 28, 2022

Show notes

Thema Monroe-White and Cassidy Sugimoto discuss how disparities at the intersection of race and gender affect the expansion of scientific knowledge.

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