Stuff You Should Know

The first tags were required just a few years after the firs cars debuted, as a way to catch jerks scaring horses and running down pedestrians. A century on, they continue to protect both. Plus they’ve accrued some interesting history along the way.See omnystudio.com/listener for privacy information.

Listen in today as we salute turntablism, aka, record scratching.See omnystudio.com/listener for privacy information.

Despite reading all about how vinyl records are recorded and made, it's still a bit like black magic to us. Dive in and learn all about the coolest music medium.See omnystudio.com/listener for privacy information.

Jesters of some sort have been around since ancient Egypt and China. Our modern clown was invented around 1800 and ever since they have been getting steadily creepier. Learn all about clowns in this classic episode.See omnystudio.com/listener for privacy information.

In 1973 a study was published in Science where psychologist David Rosenhan revealed he had duped hundreds of psychiatric workers by planting perfectly sane pseudopatients within their hospitals and every last one went unnoticed.See omnystudio.com/listener for privacy information.

Curse tablets are exactly what you think - tablets with curses inscribed on them. But what were they used for, and when did people do this? Hit play and those answers shall be revealed!See omnystudio.com/listener for privacy information.

You can uncross your legs you big babies. Getting a vasectomy isn’t bad at all – recovery time is a breeze, pain is minimal, and you can consider it a gift to your partner. Learn the real deal on vasectomies (and get 20% off with our code: STUFF).See omnystudio.com/listener for privacy information.

In 1943 Swiss chemist Albert Hofman discovered he'd created what may be the most potent hallucinogen known to humankind. Then he took a bike ride. Learn about the chemistry, neurology, history and cultural impact of LSD-25 in this classic episode.See omnystudio.com/listener for privacy information.

Listen in now for part II of our homage to sitcoms. See omnystudio.com/listener for privacy information.

Laugh tracks have been around since the early 1950s and it’s all thanks to one (reviled) sound engineer who invented them. But as much as people like to hate laugh tracks most shows wouldn’t be at all funny without them.See omnystudio.com/listener for privacy information.

Traditional multi-camera sitcoms have fallen out of style in recent years, but the golden age of the genre lives on with streaming services. Sitcom will never go away completely. Join us for part I.See omnystudio.com/listener for privacy information.

Frida Kahlo was a painter who transcended her own work to became an icon. Learn all about her fascinating and inspiring life and work in this classic episode.See omnystudio.com/listener for privacy information.

Pearls are super cool. And humans figuring out how to make them is even cooler. Learn all about the most interesting gemstone today!See omnystudio.com/listener for privacy information.

When you’re hungry, you’re not yourself. So say the good people at Snickers and it turns out science backs it up. Being hangry is a verifiable thing, we’re just not quite sure yet what’s going on.See omnystudio.com/listener for privacy information.

In 1980 the “rural as rural can be” town of Elberton, Georgia erected a granite monument with a bizarre set of instructions (commandments?) that touched on eugenics, population control, and living in harmony with nature. Conspiracy theorists went wild.See omnystudio.com/listener for privacy information.

As recently as 40,000 years ago we lived among humans from an entirely different species – Neanderthals. About the same time our species showed up, Neanderthals suddenly vanished. Just what happened to the other guys? Did our ancestors do something … bad? Find out in this classic episode.See omnystudio.com/listener for privacy information.

Squids are very closely related to our old friend the octopus, but there are some key differences. You can learn all of this and more by simply clicking the play button right now. See omnystudio.com/listener for privacy information.

The Man of the Hole has died and we're pretty sad to hear it. Listen in to our tribute to this solitary hero today.See omnystudio.com/listener for privacy information.

George Mallory was a member of the first three European expeditions to Everest, world’s tallest mountain. He wanted to summit it so badly, he gave his life trying. Since that fateful day in 1924, climbers have wondered – was Mallory the first to summit?See omnystudio.com/listener for privacy information.

For as long a shadow as it casts across the history of the Old West, the Pony Express was a failed business venture, doomed from the start, that only lasted 18 months. But since the last rider headed out with his bag of mail, its legend has only grown. Learn all about it in this classic episode.See omnystudio.com/listener for privacy information.