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Science Sessions PodcastsScience Sessions Podcasts


Welcome to Science Sessions, the PNAS podcast program. Listen to brief conversations with cutting-edge researchers, Academy members, and policy makers 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.

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Bird feathers reveal past air pollution

Carl Fuldner and Shane DuBay describe how bird feathers preserve records of air pollution. November 13, 2017 | Running Time: 6:28

Science Sessions

Zebrafish avatars for cancer treatment

Rita Fior describes how zebrafish can make cancer treatment more efficient.
September 18, 2017 | Running Time: 5:37

The Deep Hot Biosphere after 25 years

John Spear discusses the legacy of Thomas Gold’s “Deep Hot Biosphere” hypothesis.
August 7, 2017 | Running Time: 5:19

How Sherpas adapt to high altitudes

Andrew Murray describes metabolic adaptations of Himalayan Sherpas to low-pressure, low-oxygen conditions at high altitudes.
July 3, 2017 | Running Time: 6:06

Oyster harvest

Rowan Lockwood discusses the sustainability of Native American oyster harvesting in the Chesapeake Bay.
May 29, 2017 | Running Time: 6:12

Improving endoscopy for disease diagnosis

Pelham Keahey describes how differential structured illumination microendoscopy can improve cancer diagnosis.
May 15, 2017 | Running Time: 6:32

Fungicides and honey bee health

Entomologist May Berenbaum discusses the effects of agricultural fungicides on honey bee health.
May 1, 2017 | Running Time: 5:04

Vision and transition to land

Malcolm MacIver describes how our aquatic ancestors may have become interested in land.
April 17, 2017 | Running Time: 6:06

Self-driving cars

Jeff Schneider explains how self-driving cars use machine learning to learn the rules of the road.
March 27, 2017 | Running Time: 6:47

Science for the general public

Steven Weinberg describes his experiences writing about science for a general audience.
February 21, 2017 | Running Time: 6:58

2016 Cozzarelli Prize Winners

Interview with 2016 Cozzarelli Prize Winner Vadim Backman

Vadim Backman describes a technique for high resolution imaging of biological molecules without labels.

October 16, 2017 | Running Time: 6:30

See Also:"Superresolution intrinsic fluorescence imaging of chromatin utilizing native, unmodified nucleic acids for contrast"by Biqin Dong, et al.