How did the Rubik's Cube become a global phenomenon? Where exactly is Waldo? In part one of this series, legendary author and podcaster AJ Jacobs regales the gang with the wide world of Puzzlers, from early human history to the modern day. See omnystudio.com/listener for privacy information.

The Puzzler, Part Two: Waldo, Rubik, and More

History is beautiful, brutal and, often, ridiculous. Join Ben Bowlin and Noel Brown as they dive into some of the weirdest stories from across the span of human civilization in Ridiculous History, a podcast by iHeartRadio.

Society & Culture

Personal Journals

History

Philosophy

Places & Travel

Books are amazing. When you think about it, a good book can be a portal to another world. A book can a time machine, and the right story can genuinely change a person's life... so long as you can actually read it. In today's episode, Ben, Noel and Matt delve into the strange stories of two books that -- we kid you not -- absolutely no one on Earth can read. See omnystudio.com/listener for privacy information.

Books You Can't Read -- By Design!

During the era of Louis XIV, Julie D'Aubigny became one of the most popular criminals in all of high society. In today's episode, the guys welcome returning guest Ben Thompson, author and creator of Badass of the Week, to learn more about the swordfighter, opera singer, nun-heister and all-time badass known as La Maupin. See omnystudio.com/listener for privacy information.

La Maupin: The Swordfighting Opera Singer of France

Today Jell-O and other gelatin foodstuffs are generally relegated to world of desserts, but this wasn't always the case. In fact, gelatin took a long, strange path from ancient history to modern-day grocery shelves -- and got pretty gross along the way. Tune in to learn more about the bizarre world of savory gelatin in this week's classic episode. See omnystudio.com/listener for privacy information.

CLASSIC: The Weird World of Meat Jell-O (A Gelatin Origin Story)

In the history of roller coasters, one thing became clear: the public wanted extremes -- the fastest, the highest, the most dangerous of rides. In part two of this week's series, the guys explore the rise of the first legitimate roller coaster tycoon, and ask their fellow Ridiculous Historians for help finding the best roller coasters of the modern day. See omnystudio.com/listener for privacy information.

A History of Roller Coasters, Part Two: Higher, Faster, More Expensive

If you described the concept of a roller coaster to an alien, they'd probably be baffled: Why on Earth are humans purposely recreated the sensation of falling, flying and -- quite possibly -- feeling close to death? In the first part of this special two-part series, the guys explore the origin story of modern roller coasters, from the old days of "Russian Mountains" to an amusement arms race that continues today: the ongoing quest to build the biggest, highest, fastest rides on the planet. See omnystudio.com/listener for privacy information.

The Puzzler, Part Two: Waldo, Rubik, and More

Download our free app to listen on your phone