

PNAS Science Sessions
PNAS
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.
Episodes
Mentioned books

Aug 31, 2020 • 17min
Transitions tied to early farming
Clark Larsen describes the costs of urban life a Neolithic city.

Aug 17, 2020 • 15min
Soil bacterium that lives on air
Mette Svenning and Alexander Tveit describe a bacterium that can live on gases in the air.

Aug 3, 2020 • 15min
Exploring bivalve shell design
Derek Moulton explains the mathematics behind bivalve shell design.

Jul 20, 2020 • 17min
Origins of the kinetochore
Eelco Tromer and Jolien van Hooff explain the origins of the kinetochore in eukaryotic cells.

Jul 6, 2020 • 16min
Breaking the STEM ceiling
Fabiola Gianotti, Marcia McNutt, and Donna Shalala discuss the past, present, and future of women in STEM.

Jun 22, 2020 • 14min
Size limits of ice
Francesco Paesani, Thomas Zeuch, and Valeria Molinero discuss the size limits of ice crystals.

Jun 8, 2020 • 12min
How marine reptiles moved from land to sea
Julia Schwab and Steve Brusatte describe how marine reptiles made the evolutionary move from land to sea.

May 26, 2020 • 7min
Nutrient dilution and grasshopper decline
Ellen Welti explains how grasshoppers in a Kansas prairie could be in decline even with abundant grass.

May 11, 2020 • 18min
Protein design and its applications
NAS member David Baker describes how to design proteins from scratch and the products of his lab's own protein design efforts

May 4, 2020 • 6min
Active learning in STEM
Elli Theobald and Scott Freeman describe the benefits of active learning for underrepresented minority students.


