How a small fish makes big sounds Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Verity Cook from Charité – Berlin University of Medicine explains how a fish 12 millimeters in length produces sounds exceeding 140 decibels. In this episode, we cov ..read more

Dinosaur feathers hint at flight history Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Jingmai O’Connor and Yosef Kiat share insights gleaned from modern birds’ feathers that help understand the evolutionary history of flight in dinosaurs. In th ..read more

Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, researchers describe the potential impact of anthropogenic disturbances on bee communication. In this episode, we cover: [00:00] Introduction [00:45] Description of the waggle dance of honeybees. [0 ..read more

Alex Cristia and Elika Bergelson explain the factors influencing speech in children ..read more

Chris Thorogood and Derek Moulton explain how mathematical modeling of carnivorous pitcher plants can lend insights into their evolution ..read more

Allegra Midgette and Nadia Chernyak describe when young children begin to perceive and accept unequal and gendered division of household labor.  ..read more

Stanley Cohen reflects on the 50-year legacy of a classic PNAS paper on recombinant DNA ..read more

Jeremy Siow, Taylor Damann, and Margit Tavits discuss both historical and modern gender inequality in Europe ..read more

A ..read more

A ..read more