Right Now in Stuff You Should Know

For millennia people used marijuana for fun and medicine. Not until the 20th century that was it vilified, unfairly say many. Weed has done lots of good things, from alleviating cancer symptoms to unlocking secrets of the brain. Learn all about pot here.

How the Hoover Dam Works, Part II

And now for something completely different. Just kidding – tune in to hear the thrilling conclusion of America’s most amazing public works project in the 20th century.

Short Stuff: Emu Wars

Did Australians really wage war on a group of emus? YES. Learn all about it in today's short stuff. 

How the Hoover Dam Works, Part I

It’s one of America’s biggest accomplishments in the 20th century, a slab of concrete holding back one of the country’s most finicky rivers, providing water and electricity to a swath of majors cities that otherwise couldn’t exist.

SYSK Selects: How Yo-Yos Work

You may have played with a yo-yo before -- perhaps you've even walked the dog -- but do you know about the physics behind what makes a yo-yo sleep and wake up? Learn all about inertia, angular momentum and the history of the yo-yo in this episode of SYSK.

How the Electric Chair Works

The electric chair is an all-American invention. It spread almost nowhere else in the world as a capital punishment but worked overtime in the States. Despite the terrible sights and sounds an electrocution produces, it was created out of humaneness. 

Short Stuff: Lake Peigneur

In 1980 something catastrophic happened to the quiet town of New Iberia, Louisiana. Their wide, shallow lake grew much deeper after it underwent an apocalyptic transformation. 

How Free Range Parenting Works

Free range parenting is all about giving your child the freedom to play and explore life on their own. Are there benefits? Sure. Do some people hate the concept? Yes! Listen and learn right here. 

SYSK Selects: How Pollen Works

For about 375 million years, plants have been using pollen (aka plant sperm) to propagate their species. And the technique has stuck around because it works. Join Chuck and Josh for a cozy look at the ins and outs of plant reproduction.

Were Nazis Drug-Fueled Crankheads?

Nazis were bad people. And it turns out a lot of them were high as kites on speed. Was this a recipe for disaster? Yes it was. 

Short Stuff: Unspent Campaign Money

Have you ever wondered what happens to all those campaign donations when a political campaign goes belly up? Or, even worse, is in debt! Wonder no more!

How Rape Kits Work

Rape kits are simple forensic evidence collection kits used when someone is sexually assaulted. But the story is deeper than this. Learn all about rape kits, the sad backlog problem, and what you can do to help, in today's episode. 

SYSK Selects: How Immigration Works

Immigration systems regulate the flow of foreign immigrants into any given country. But why is immigration such a controversial topic, especially in the United States? In this episode, Josh and Chuck delve into the details and debate behind immigration.

Etch A Sketch!

The Etch A Sketch is yet another classic toy that Josh and Chuck love and respect. Learn all about this Hall of Fame entry today. 

Short Stuff: When Elvis Met Nixon

Elvis really did meet with Richard Nixon. Because Elvis wanted to help fight the drug trade. True story. Hear about it in today's short stuff. 

How Druids Worked

Anyone who likes Led Zeppelin, plays Dungeons & Dragons, or worships the rising sun at Stonehenge on the vernal equinox can tell you druids are cool. But archaeologists will tell you we can’t even be certain druids existed. Buckle in for a history mystery!

SYSK Selects: How Sign Language Works

It wasn't until the was developed and despite its co-existence alongside English, a user would be hard-pressed to sign with a British person. Find out about the independent evolution of sign language in the U.S. and how intuitively sensible it is. 

How Disgust Works

Disgust is an odd thing. It makes sense that we would feel a sense of revulsion at the thought of putting rotten meat in our mouths – that’s pure evolution. But why would we feel the same emotion at the thought of weird sex or from hearing a racist rant?

Short Stuff: The Sandman

Mr. Sandman, bring me a dream! But who is the sandman? We'll tell you in today's edition of short stuff. 

Desert Survival: Josh and Chuck Save Your Tookus

The chances are pretty low that you’ll find yourself lost in the desert, but on the off chance you do you’ll thank yourself that you listened to this episode, where we guide you to safety.