Melanie Kiechle introduces us to the 19th-century world of smell detectives, where the nose reigned supreme and cities mapped their stench patterns;  Sam Kean tells how gases can have a profound effect on us—from knocking us out to making us laugh, and even causing the French Revolution. Plus, top off our exploration into the sensory world of invisible forces with an excerpt from a new book on all the light we cannot see.Go beyond the episode:Melanie Kiechle’s Smell Detectives: An Olfactory History of Nineteenth-Century Urban AmericaSam Kean’s Caesar’s Last Breath: Decoding the Secrets of the Air Around UsCheck out a modern-day smell map of the City of Light (and Odor), from graphic designer Kate McCleanLive in Pittsburgh? Download Smell PGH, the app that tracks pollution odors ( here) about the volcanic eruption that led to the French RevolutionFlip through the scanned pages of Humprhy Davy’s book on his laughing gas experiments, which could use a funnier title: Researches, chemical and philosophical chiefly concerning nitrous oxide, or diphlogisticated nitrous air, and its respirationTune in every two weeks to catch interviews with the liveliest voices from literature, the arts, sciences, history, and public affairs; reports on cutting-edge works in progress; long-form narratives; and compelling excerpts from new books. Hosted by Stephanie Bastek.Subscribe: iTunes • Feedburner • Stitcher • Google Play • AcastHave suggestions for projects you’d like us to catch up on, or writers you want to hear from? Send us a note: podcast [at] theamericanscholar [dot] org. Hosted on Acast. See acast.com/privacy for more information.

Ver todos los episodios