The Ancient -- and Surprisingly Divisive! -- ...

In this week's Classic episode: In 1918, as the planet was consumed by World War I, the government of California found itself combating an unexpected and catastrophic enemy: Ground squirrels. The rodents were wreaking havoc across the countryside, consuming crops left and right. ...  Afficher plus

Most people think of yo-yos as a fun, old-school toy for kids: a pretty simple, clever device leveraging physics with a string and a weight. Yet as Ben, Noel and Max discover in today's episode, the story of the humble dates back into antiquity -- and the story of its evolution i ...  Afficher plus

Ketchup is the crowd-pleaser of condiments—a ubiquitous accessory on dinner tables throughout the United States, and, increasingly, the world. But this kid-friendly classic actually has its roots in a much funkier food: fermented fish sauce! So how did the salty, pungent, amber-c ...  Afficher plus

You love it. You put it on everything. But where does ketchup come from? In this episode of Invention, Robert and Joe explore the mysterious origins of everyone’s favorite sweet red sauce -- and consider the jaw-dropping fact that ketchup isn’t always red and isn’t always made fr ...  Afficher plus

Little-known fact: Ketchup, possibly the most all-American of condiments, evolved from fermented fish sauce people in Southeast Asia have been making for more than a thousand years. Learn more in this classic episode.

The Complete Guide Summer Series continues with everyone’s favorite summer condiment: ketchup. You can literally put it on everything, but should you? Be sure to stay tuned after the first half for a scintillating discussion about the physics of ketchup that you won’t wanna miss. ...  Afficher plus