BrainStuff Classics: How Does Samhain Work?

After a tragic set of murders in 1974, the next residents at a grand old house in Amityville, New York, claimed the home was demonically haunted. Their story spawned a horror sensation. But was the whole thing a money-making hoax? Did the murderer really hear voices there? Learn ...  Show more

From the seed of a tropical tree to creamy candies, it takes a lot of science to turn cacao into chocolate. Learn how cacao is farmed, fermented, and processed into cocoa products -- plus its history as a drink for 3,000 years -- in today's episode of BrainStuff, based on this ar ...  Show more

Most people probably don't spend a lot of time thinking about their toilets, but they are both a modern marvel while also being somewhat of a failure of systems design. On the one hand, it has created a vast sanitation system that has helped add decades to human lifespan by re ...

How do toilets work? What's the secret behind using a Japanese toilet? And can you enter a toilet race? Josh Clark joins the show. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

When you have to go, where does it go? That’s what our listener Ellie wants to know. Prepare for potty humor and science as we hear from civil engineer and toilet expert Francis de los Reyes! Who invented the toilet? And what’s “The Great Stink?” We’ll be plunging into the past, ...  Show more