Letter published on discovery of the neutron / Wounded Knee Incident began - Feb. 27

On this day in 1932, the journal Nature published a letter by English physicist James Chadwick that detailed his possible discovery of the neutron. / On this day in 1973, a group of Oglala Lakota and members of the American Indian Movement occupied Wounded Knee, South Dakota. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.