Malcolm X was one of the most revered, feared leaders of the civil rights movement. In contrast to Martin Luther King, Jr., X advocated black self-reliance and separateness in American society and that equal rights should obtained by any means necessary.

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In 1876 it rained meat out of the clear blue sky on a homestead in Bath County, Kentucky. While the mystery of what happened will never be solved, the best explanation makes the story even weirder than it seems.

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The first fires came from lightning strikes. After that, no one is super sure when we started controlling it and then later, starting our own. But it's sure fun to speculate!

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If there's one thing we've learned about Chuck over the years it's that he loves his gin. And he loves it even more now that understands it. Pour yourself a martini and cozy up to the classic gin-cast. 

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Caterpillars are simply the best. Don't think so? Well listen in and you'll soon agree.

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If you thought caterpillars were awesome, just wait until you see them with colorful, iridescent wings!

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They seem gross and bothersome at first, but once you get down to ground level and get to know snails, we’ll bet you’ll grow quite fond of them. They are living in a whole world we’re largely unaware of.

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Dandelions are way more interesting than you think. Trust us and click play.

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Permaculture is a growing trend in the world of farming and home landscaping. It's basically a design principle that emphasizes sustainability and the would-be, natural ecosystem of an area. Simple concepts like planting downhill from a pond and using gravity to feed plants to planting native plants and vegetation that work well together are hallmarks of permaculture. Learn all about this eco-friendly trend today.

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Unless you have an arcane disorder from a lesion on a very specific spot on our medulla, the chances are you sneeze. Turns out most animals do it, even lizards! Learn the whys and hows of this most interesting involuntary reflex.

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It’s time to get jazzed up for some Earth science of the waterlogged variety. Join Chuck and Josh as they tour some of the most interesting ecosystems on the planet and learn why we need to stop destroying them post haste.

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You may think composting is just a bunch of old banana peels rotting away into dirt but, friend, you're not looking closely enough. Inside that compost pile is a microcosmic universe doing some magical stuff.

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Squirrels are rodents, sure, but they’re rodents with personalities the size of Las Vegas and Detroit put together. Get to know your bushy-tailed (and sometimes not so bushy) neighbors who live interesting hidden lives right out in the open.

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Honey is an amazing thing. Just ask any bee. They make a ton of it. So much that humans get what bees can't use and that's a lot of honey.

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If you could put your leg behind your head, would you? Of course you would! You might even make a career out of it, amazing people around the world with your flexibility. That’d make you a contortionist! But first you’d better get started with stretching.

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The Jeddah Tower is set to be the tallest building in the world. If it ever gets finished. 

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Ruth Lyons basically invented the daytime talk show, yet she doesn't get the credit. Why is that? Probably because she was a woman in a man's industry. Today we tell her story.

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Mangroves are incredible survivors and adapters. They're also amazing at lessening the impact of tropical storms and climate change. And heck, they're cool looking. So jump into the brackish waters and have a listen to this classic episode all about these beauts.

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From the 1970s to the early 1990s a patch of land in Hong Kong the size of just a few football fields was the most densely-populated area in the world – and by a longshot. Even more remarkable, it was an outlaw land that somehow formed a tight community.

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Movies on planes have changed a lot in the last couple of decades. Today, we'll go over how this stuff works. 

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What happens when a career grifter tries to throw a "luxury" music festival in only six months? Not much it turns out.This was the Fyre Festival.

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Something spooky was born on the American frontier in the mid-19th century: the idea that people’s personalities survive death and that some gifted individuals can communicate with them. It developed into a religion that some still practice today.

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Before the internet could show you anything in the universe - including stuff it made up - people had few opportunities to have their minds blown. But every few years, somewhere in the world nations would gather and show off the cool stuff they invented.

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You might be familiar with the outlaw Johnny Ringo from the movie Tombstone. He was indeed a real-life black hat gunslinger, and a tragic figure at that.

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There was a time less than 100 years ago when you could exchange your paper currency at the bank for actual gold. Gave folks a sense of stability, it did. Depending on your view, we either ruined or built our economies when money became just paper.

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Dopamine is perhaps the most talked-about, most misunderstood biochemical in our bodies. It’s linked to not only addiction and depravity, but also focus, motivation, and living a productive life. How can one molecule be so many things to so many people? Find out all about it in this classic episode.

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Back in 1973 a male chauvinist played tennis against champion Billie Jean King. This is that story.

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What’s a MacGuffin? We don’t know. No one knows. But it has to do with movies and that’s fun to talk about.

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Stanford University was co-founded by Jane Stanford. Not long after she was murdered and it was covered up. We'll probably never know what really happened. Listen in today.

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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 to this classic episode and learn right here. 

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The Flexner Report shook up medicine in the United States when it was released in 1910 and it's never been the same since. For better or worse.

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Back in the 1800s, people had an outsized fear of being buried alive. Enter... THE SAFETY COFFIN!

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If you’ve ever been out of your house you’ve probably been in a crowd before. They can be as mundane as an elevator full of people or as consequential as a mass of protesters. But did you know there’s psychology to crowds? And they follow fluid dynamics?

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Charles Darwin wasn't the first or only scientist to grasp the theory of evolution through natural selection, but he became its father and icon. In this classic episode, learn about the man who reluctantly but bravely became the source of the divide between religion and science.

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It turns out that lasers are even cooler than they look. And as far as acronyms go, they’re pretty solid in that respect too. There’s way too much cool stuff about lasers to tease here so listen to this old school SYSK episode and let lasers blow away.

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In the late 90s, a strange musical instrument was excavated under the streets of CDMX. Listen in to learn all about the Aztec Death Whistle. 

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Humans have all sorts of weird quirks that cause us to do silly things and make bad decisions. It’s not our fault though. Our brains are wired that way. Learn about the psychology of cognitive biases in this episode.

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If look into the mythology of just about any culture in the world, you will find a myth about a great flood that destroyed humanity and submerged the Earth in the distant past. Does this mean that a great flood actually happened? Listen to this classic episode to explore the possibilities with Josh and Chuck.

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The Cajun Navy was formed after Hurricane Katrina and really got its legs after the Louisiana flood of 2016.  They save a lot of lives, but some fear the pitfalls of "vigilante heroism." Learn all about this group of do-gooders today. 

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Have you ever cried way longer than usual when you were in a yellow room? You’ve been smacked by color psychology my friend and it’s got your number.

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Helen Keller and Anne Sullivan were one of the most amazing non-magical duos in history. Imagine living trapped in your own mind – unable to see or hear – and then imagine learning to read, traveling the world, and becoming an ambassador of peace.   

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In World War II, a secret department of British 'corkscrew thinkers' hatched a plan to use the cadaver of an unclaimed homeless man to turn the tide of the war in the Allies' favor. It worked. Listen to this classic episode as Josh and Chuck take you through the real life tale.

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If you think the Golden Gate Bridge is named because of its color then you are wrong. That name proceeds the bridge by a long time. But that’s just one interesting fact about this amazing structure. Tune in today.

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The Magic 8 Ball, the mystical fortune telling pool ball started out as a piece of customer swag for the Brunswick Billiard Company.  Since then, it has changed the course of history and shaped nations.

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The Charge of the Light Brigade is a famous poem about a lesser famous military action during the Crimean War. Tune in today for a rare SYSK walk through wartime history.

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You’d think terms like cage-free and free-range means the chickens we eat are frolicking happily in the fresh air under the shining sun, but you’d be so, so wrong. Cage-free is a huge improvement but free-range is lacking and both have a long way to go. Find out all about both in this classic episode.

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Biggie Smalls and Tupac Shakur had a famous beef with one another in the mid-90s. It was so intense, it sparked an even wider rivalry between the East and West Coasts. In just a few years, both men had been murdered and the music world was changed forever.

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The Seven Deadly Sins are tied to religion, but not really in the Bible. So where did this naughty list come from?

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Today, Chuck and Josh walk you through the history of keeping time, from sticks in the sun to atomic clocks.

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Borderline Personality Disorder has been described as emotional “third degree burns over ninety percent of your body.” It’s as close to a curse as a personality disorder can be: deep fear of being abandoned creates behaviors that end up driving people off. Learn all about it in this classic episode.

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