Incredible, Not Credible: A History

Kelly Timmerman and Marlee Seibold •podcasters.spotify.com

This isn't just any history lesson. It's a history lesson you'll actually listen to. Two incredible women, less than credible sources. Kelly Timmerman and Marlee Seibold research and re-tell stories and happenings from the past.

Last refreshed: August 17th, 2025 at 7:37 AM ⓘ

Follow this podcast in the Metacast mobile app to refresh it and see new episodes.

Follow on

Apple Podcasts

Spotify

RSS

Podcasts are better in Metacast mobile app

Don't just listen to podcasts. Learn from them with transcripts, summaries, and chapters for every episode. Skim, search, and bookmark insights. Learn more

Episodes

A Brief Pause

Marlee and Kelly announce a season break.

Feb 16, 2021•1 min

Doctor of War

In this episode of Incredible, Not Credible, Marlee discusses Dr. James Barry, the woman who disguised herself as a man to become a surgeon in the 1800’s. Kelly takes us through one of Mexico’s harshest wars, the Cristeros war. Lesson? Never judge a book by its cover.

Feb 09, 2021•40 min•Season 1Ep. 10

Mutiny over Wi-Fi

In this episode of Incredible, Not Credible, Kelly discusses the mutiny on the slave ship Amistad, which is the most famous rebellion in American history. Marlee discusses “The World’s Most Beautiful Woman”, Hedy Lamarr and her genius inventions that will become the groundwork for Wi-Fi, Bluetooth and GPS. Lesson? Women are geniuses and no one should own another human.. ever.

Feb 02, 2021•47 min•Season 1Ep. 9

The Kennedy Era

In this episode of Incredible, Not Credible, Kelly and Marlee both discuss very different aspects of John F Kennedy's life. Marlee tosses around the conspiracy between Lincoln and Kennedy’s assassinations, while Kelly talks the disaster that is The Bay of Pigs. There is also singing. Lesson? Kennedy is important, obviously.

Jan 26, 2021•44 min•Season 1Ep. 8

Caligula and the “Necessary” Mustache

In this episode of Incredible, Not Credible, Kelly talks about Caligula, the Roman emperor, famous for appointing a horse to an elite leadership role and for being totally sane. Marlee dives into the history of Mustache Cups, also known as, the most British concept ever. Lesson? Extravagance is always a necessity.

Jan 19, 2021•41 min•Season 1Ep. 7

The Insulin Plague

In this episode, Marlee tells us about the almost 100 year anniversary of the invention of insulin. Kelly talks all about the Black Plague in a tone that is slightly too cheery for comfort. Lesson? Science is good, plagues are bad. Right, 2020?

Jan 12, 2021•47 min•Season 1Ep. 6

A Sip of Aqua Tofana in Dresden

In this episode, Kelly and Marlee take a stroll through the Dresden Bombings while sipping a nice glass of Aqua Tonfana in Italy. Lesson? Murder is lurking around every corner.

Jan 05, 2021•49 min•Season 1Ep. 5

The Lost Colony of Claudette Colvin

In this episode, Kelly and Marlee dive into the recently solved mystery of The Lost Colony of Roanoke and the young woman who came before Rosa Parks. Lesson? It's important to have a dedicated navigator.

Dec 29, 2020•46 min•Season 1Ep. 4

The Dark and the Dreary: Wall Street and Gulags

In this episode of Incredible, Not Credible: A History, Kelly and Marlee explore the (not all in-compassing) history of gulags, and the Wall Street Bombing of 1920. Turns out, the gulags weren't quite what the Muppets made them out to be and a bombing in 1920 wasn’t nearly enough to prevent people from going to work the very next day. Lesson? Never trust an unattended wagon or a dictator.

Dec 22, 2020•39 min•Season 1Ep. 3

Around the World In Spy Attire

In this episode of Incredible, Not Credible: A History, Kelly and Marlee talk about two phenomenal women. Nellie Bly and Virginia Hall both played active roles in changing perceptions of women while being absolute bad*sses. Lesson? Never underestimate a woman trying to prove a point. *Heads up: There are a few swear words in this episode.

Dec 15, 2020•37 min•Season 1Ep. 2

The Titanic Roller Coaster

In this preview episode of Incredible, Not Credible: A History, Kelly and Marlee introduce themselves and talk about the absolute disregard for safety in the 1800's, the origin of roller coasters, and the eerie prediction of the Titanic disaster.

Dec 08, 2020•27 min•Season 1Ep. 1

Hosted on Spotify for Creators (Anchor)

For the best experience, listen in Metacast app for iOS or Android