PNAS Science Sessions

PNAS Science Sessions

Listen to brief, 5-minute, nontechnical 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.

Episodes

April 23, 2018 • 7 mins
Karina Guziewicz and Artur Cideciyan explain a potential gene therapy approach for macular degeneration.
Mark as Played
Joseph DeRisi describes the Chan Zuckerberg Biohub, a new privately-funded medical research center in the Bay Area.
Mark as Played
December 4, 2017 • 6 mins
Patrick McGovern describes evidence of winemaking in Georgia during the Neolithic period.
Mark as Played
November 9, 2017 • 6 mins
Carl Fuldner and Shane DuBay describe how bird feathers preserve records of air pollution.
Mark as Played
Vadim Backman describes a technique for high resolution imaging of biological molecules without labels.
Mark as Played
Jonathan Sears describes potential treatment strategies for retinopathy of prematurity.
Mark as Played
September 19, 2017 • 5 mins
Rita Fior describes how zebrafish can make cancer treatment more efficient.
Mark as Played
Sandu Popescu and Jeff Tollaksen explain how a fundamental principle of nature does not hold in quantum mechanics.
Mark as Played
Yayoi Obata describes the formation of mammalian egg cells in vitro.
Mark as Played
August 7, 2017 • 5 mins
John Spear discusses the legacy of Thomas Gold's "Deep Hot Biosphere" hypothesis.
Mark as Played
Russell Graham describes the extinction of woolly mammoths from St. Paul island.
Mark as Played
July 3, 2017 • 6 mins
Andrew Murray describes metabolic adaptations of Himalayan Sherpas to low-pressure, low-oxygen conditions at high altitudes.
Mark as Played
Fernando Colchero, Roland Rau, and Susan Alberts describe the relationship between lifespan equality and average lifespan.
Mark as Played
May 23, 2017 • 6 mins
Rowan Lockwood discusses the sustainability of Native American oyster harvesting in the Chesapeake Bay.
Mark as Played
Pelham Keahey describes how differential structured illumination microendoscopy can improve cancer diagnosis.
Mark as Played
April 14, 2017 • 6 mins
Malcolm MacIver describes how our aquatic ancestors may have become interested in land.
Mark as Played
March 27, 2017 • 6 mins
Jeff Schneider explains how self-driving cars use machine learning to learn the rules of the road.
Mark as Played
February 21, 2017 • 6 mins
Steven Weinberg describes his experiences writing about science for a general audience.
Mark as Played
Steve Elledge discusses how cells sense and respond to damage to their DNA.
Mark as Played
January 9, 2017 • 6 mins
Erez Lieberman Aiden discusses a model of how DNA folds to fit inside a cell nucleus.
Mark as Played

Popular Podcasts

    If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.

    The Joe Rogan Experience

    The official podcast of comedian Joe Rogan.

    Dateline NBC

    Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Special Summer Offer: Exclusively on Apple Podcasts, try our Dateline Premium subscription completely free for one month! With Dateline Premium, you get every episode ad-free plus exclusive bonus content.

    The Bobby Bones Show

    Listen to 'The Bobby Bones Show' by downloading the daily full replay.

    24/7 News: The Latest

    The latest news in 4 minutes updated every hour, every day.

Advertise With Us
Music, radio and podcasts, all free. Listen online or download the iHeart App.

Connect

© 2025 iHeartMedia, Inc.