Listener Mail: Year End Wrap-Up, Part 2

Invention by iHeartPodcasts

Dec 30, 201939:13Society & Culture

Join your Invention hosts Robert and Joe for another round of listenener mail on recent episodes devoted to the Microwave Oven and all sorts of toys. Learn more about your ad-choices at

Related Episodes

Continue listening to more episodes from Invention.

Soap

Apr 20, 2020 - 68:04

We’re all probably using a lot more soap these days, but… what is it exactly? How does it work? Who inven...

Invention Classic: Chewing Gum

Apr 13, 2020 - 63:57

Chewing gum is everywhere today, but where does it come from? What did we chew before Bubblicious? How do...

Invention Classic: The Museum

Apr 6, 2020 - 67:07

We all love a good museum, but how long have we had them? In this episode of Invention, Robert and Joe di...

Invention Classic: Sun Glasses

Mar 30, 2020 - 44:52

It’s hard to imagine how anyone looked cool before the invention of sunglasses, but just when did humans...

Invention Classic: Penicillin

Mar 23, 2020 - 48:30

A fungal accident in the early 20th century opened the door for the medical wonders of the antibiotic age...

Invented Words, Part 2

Mar 16, 2020 - 52:55

Where do new words come from? Robert and Joe explore in the latest episode of Invention. Learn more about...

Invented Words, Part 1

Mar 9, 2020 - 51:17

Where do new words come from? Robert and Joe explore in the latest episode of Invention. Learn more about...

Barbed Wire

Mar 2, 2020 - 50:13

You may very well encounter barbed wire everyday -- and, in all likelihood, you see THROUGH this flesh-ri...