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Stuff You Missed in History Class


Join Holly and Tracy as they bring you the greatest and strangest Stuff You Missed In History Class in this podcast by iHeartRadio.


United States


Join Holly and Tracy as they bring you the greatest and strangest Stuff You Missed In History Class in this podcast by iHeartRadio.



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The 17th-century Roots of the Metric System

Two men, working separately but simultaneously, are each cited as the originator of the idea of the metric system depending on what source you read. But it took more than 100 years to implement the ideas they suggested. Research: See for privacy information.


SYMHC Classics: Traffic Lights

This 2019 episode looks at a few of the moments in traffic light history that got us to where we are today, as well as what made them a necessity in the first place See for privacy information.


Behind the Scenes Minis: Advent Gazpacho

Holly and Tracy discuss Advent calendars in their own lives. They also discuss some of their experiences in Barcelona. See for privacy information.


Montjuïc Castle and the Bombardments of Barcelona

Montjuïc Castle is a fortress in Barcelona that dates back to the 17th century. And it has been involved in both the defense of Barcelona and its repression – repeatedly, over the course of centuries. Research: See for privacy information.


Advent Calendars

The religious observation of Advent has shifted and changed through the years. But how did we get to a point where an Advent calendar is also a non-religious Christmas countdown with chocolates or other treats? Research: See for privacy information.


Behind the Scenes Minis: Blackouts and Funiculars

Holly and Tracy talk about the blackout that happened during the recording of their live show in Los Angeles. They then discuss their different activities during their time visiting Montserrat. See for privacy information.


Significant Moments in the History of Montserrat

Montserrat is a culturally important place with a lot of stories. This episode focuses on three to show its importance as a religious center, as a strategic military location, and finally, as a place that has been home to political protest. Research: Encyclopedia BritannicaSee for privacy information.


SYMHC Live: Gin Cocktails and Jerry Thomas

This episode was recorded (mostly) live at the AC Hotel Los Angeles South Bay, where we talked about Collinses, the Bees Knees, and a man who is iconic in bartending history. Research: See for privacy information.


SYMHC Classics: Mirabal Sisters

This 2018 episode covers the four Mirabal sisters, who are national heroes in the Dominican Republic. But they weren't very well-known elsewhere until 20 or so years ago when they became the subject of a historical novel. See for privacy information.


Behind the Scenes Minis: Bertillon and Rebecca

Holly and Tracy discuss Bertillon's influence in the practice of people carrying ID cards. Tracy talks about how much she loves historical uprisings that include smashing things. See for privacy information.


The Rebecca Riots

The Rebecca Riots took place in Wales in the 1830s and 1840s. While these events are often described as a protest against heavy road tolls, that was only a small part of the story. Research: See for privacy information.


Alphonse Bertillon

Bertillon developed a system of identification via body measurements that was designed to identify whether crime suspects had an existing criminal history. But his contributions to police work have been occluded by some terrible missteps. Research: Encyclopedia BritannicaSee for privacy information.


SYMHC Classics: Sarah Josepha Hale

This 2019 episode covers Sarah Josepha Hale's well-known poetry, and her publication Godey's Lady's Book, the most popular magazine in the U.S. in the middle of the 19th century, See for privacy information.


Behind the Scenes Minis: Mourning Dove in Context

Tracy and Holly discuss elementary school experiences with Mourning Dove's work, and Tracy ponders whether her story intersected with other topics from the show. See for privacy information.


Mourning Dove, aka Christine Quintasket, Pt. 2

In 1916, Mourning Dove gave an interview that described the book she had written as soon to be published, but it turned out to still be years away. Part two covers the years it took to get that book published, and her life after it. Research: See for privacy information.


Mourning Dove, aka Christine Quintasket, Pt. 1

Mourning Dove was an activist, ethnographer and novelist, and one of the first, if not the first, Indigenous women in the U.S. to publish a novel. Part one covers the Confederated Tribes of the Colville Reservation and her early career. Research: See for privacy information.


SYMHC Classics: Diving Technology

This 2015 episode examines that humans have always longed to explore underwater, but need to breathe air. From as far back as the 4th century B.C.E., clever inventors have been designing technology to give us face time with the creatures of the sea. See for privacy information.


Behind the Scenes Minis: The Empress and the Queen

Tracy shares her cat’s input on the Empress of Ireland outline. She and Holly also discuss the relatability of Mary Somerville’s writing. See for privacy information.


Mary Somerville

Mary Somerville was dubbed the Queen of Science, a title earned through a lifetime of learning all she could about various math and science subjects and then parsing those concepts out in her writing for more general audiences. Research: See for privacy information.


The Empress of Ireland

The shipwreck of the Empress of Ireland happened just before the start of World War I and was the worst maritime disaster in Canadian history to happen during peacetime. Research: See for privacy information.