The Crayola Crayon Story

This 2018 episode covers an artist and architect from 16th-century Italy. But what really made him famous was his writing. He penned biographies of famous artists, but he wasn't very exacting about th...

13 Aug 202228min

Holly and Tracy talk about the gossipy nature of press coverage about men like Rudolph Diesel. The gap between Ibn Khaldūn's life and the time when analysis of his work really began is also discussed....

12 Aug 202216min

Ibn Khaldūn was a Muslim writer who covered history, economics and sociology. He lived during a time of chaos and strife, and his life was mired in the political drama and intrigue of the day. Researc...

10 Aug 202239min

We have enough pieces of the story of Rudolf Diesel’s life that remain consistent that we can fairly confidently construct his biography. But the way his life ended will forever be a mystery.  Researc...

8 Aug 202233min

This 2011 episode from previous hosts Sarah and Deblina covers Timur the Lame (Tamerlane to Westerners) conquering areas from Persia to Russia throughout the late 1300s, and his last great battle in A...

6 Aug 202222min

Tracy and Holly talk about blood pressure and Diuril man. Holly then shares a story of how early fastener sales worked and how zippers have become specialized. See omnystudio.com/listener for privacy ...

5 Aug 202221min

The development of the zipper was oddly arduous, with many fastener versions tried out before the zipper we know today and have on our clothes, handbags, and luggage was finally figured out.  Research...

3 Aug 202237min

Ancient cultures all over the world used the pulse as a diagnostic tool. And eventually, we figured out how to measure blood pressure, and hypertension came to be viewed as a disease. Research: Booth...

1 Aug 202241min