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:

Racial disparities in air pollution exposure Jun 05, 2023

Show notes

Pengfei Liu shares findings on racial disparities in exposure to the air pollutant nitrogen dioxide.

How vertebrates acquired a gene for vision May 22, 2023

Show notes

Chinmay Kalluraya and Matthew Daugherty explain how vertebrates acquired a gene critical for vision from bacteria.

Genomic insights for sea turtle conservation Apr 24, 2023

Show notes

Blair P. Bentley, Lisa Komoroske, and Camila Mazzoni discuss the role genomic elements play in the evolution of sea turtles.

Jump, bend, and roll: The rise of bioinspired robots Apr 04, 2023

Show notes

A special edition of Science Sessions delves into the capabilities of robots inspired by plants and animals.

Math learning through videos Mar 20, 2023

Show notes

Stanislas Dehaene and Marie Amalric investigate whether short online videos are sufficient to teach mathematics concepts.

Impressionism and air pollution Mar 06, 2023

Show notes

Anna Lea Albright and Peter Huybers describe how optical effects consistent with air pollution appear in the paintings of Claude Monet and J.M.W. Turner.

How lizards adapt to urban living Feb 14, 2023

Show notes

Kristin Winchell explains the genetic basis of anole adaptation to urban environments.

Revisiting the history of animal extinctions Jan 30, 2023

Show notes

Researchers document animal extinctions in the Ediacaran Period that may have preceded the earliest known mass extinction.

The music of Mesozoic bush crickets Jan 16, 2023

Show notes

Bo Wang and Chunpeng Xu describe how fossilized katydids provide insight into the role of insect sounds in the Mesozoic.

How a neural network taught itself chess Jan 03, 2023

Show notes

Tom McGrath describes how the neural network AlphaZero taught itself how to play chess without observing a human game.

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