[BONUS: REPLAY] The Rise of Air Conditioning

A million years ago, in a cave in South Africa, our ancestors did something no other animal has ever done: they controlled fire. Fire cooked our food, shrank our guts, grew our brains, and gave us the deep sleep and fireside stories that made us human. This is the story of our sp ...  Show more

In 1881, a 30-second gunfight in Tombstone, Arizona made Wyatt Earp a legend of the Wild West. Earp was a gambler, a lawman, a fugitive, and later a showman who told his own legend for cash. So who fired first at the OK Corral, and how did Hollywood turn a frontier opportunist in ...  Show more

Air conditioning has had a profound impact on modern life -- and in more ways than you might realize. In this trio of Invention episodes, Robert and Joe explore pre-AC cooling methods, the invention itself and the many ways it changed the shape (and temperature) of our lives. Lea ...  Show more

Air conditioners are a nifty -- and sometime life-saving -- invention, but how does an air conditioner make air cooler? What does a compressor do? What’s a swamp cooler? Tune in for answers to these questions and more in this episode of TechStuff.

Tim Harford tells the surprising story of air conditioning which was invented in 1902 to counter the effects of humidity on the printing process. Over the following decades “aircon” found its way into our homes, cars and offices. But air conditioning is much more than a mere conv ...  Show more

We’re back with a hot new episode on staying cool! We’re talking about the history of air conditioning, our favorite frosty invention. Joy and co-host Maeve meet a sassy talking ice unicorn who is trying to find a place to chill out (and not melt!). Find out what chocolate, chewi ...  Show more