Aaron Mahnke's Cabinet of Curiosities Aaron Mahnke's Cabinet of Curiosities

Weight of the World

Jul 23, 2026 · 12m

Summary

This episode explores how Stetson Kennedy used a Superman radio storyline to expose the Ku Klux Klan’s corruption, significantly reducing their influence in the 1940s. It also details the history of Le Grand K, the physical kilogram prototype that mysteriously lost mass over time, leading to its replacement by a definition based on the Planck constant.

Topics discussed

Sponsor: She's Birdie Birdie Box Introduction to Cabinet of Curiosities Stetson Kennedy's hatred of the KKK Infiltrating the Klan and exposing their racket Collaborating with Superman radio show The Clan of the Fiery Cross storyline Impact on KKK membership and public perception The Le Grand K kilogram artifact History of standardizing the kilogram Discovery that the kilogram was shrinking Redefining mass using the Planck constant Outro and Patreon promotion
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