The word stoic has taken on its own meaning apart from the philosophical movement which gave it life. In this classic episode, learn all about the early stoics, what the philosophy is all about and where the movement stands today.

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Alchemy evokes sorcerers working by candlelight combining potions to create magical items, real Dungeons & Dragons stuff. But alchemy gets a bad rap. Alchemists had lofty goals like curing poverty and their work laid the foundation for science to come.

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Bengal cats are gorgeous animals, but they are bought and sold on the designer pet market, so booo. Learn about these hybrid kitties today.

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One of the most bizarre stories to emerge from the cult radio show Coast to Coast AM – and that’s really saying something – isn’t about UFOs or bigfoot, but a mysterious hole in the ground with some very unusual properties. Top that, History Channel!

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Child labor is no laughing matter. Even though we've taken care of it in the USA (mostly), it's still an issue around the globe. Listen to this classic episode and learn!

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Before Facebook and MySpace, before even Friendster, there was SixDegrees. Dive in today to learn about the first social media site, that was a few years too early.

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8 tracks were during vinyl, but preceded cassettes. Why? So people could listen to their music on the go. Check out this antiquated medium today.

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Sherlock Holmes is perhaps the most famous fictional character in the world, and for good reason. More than a hundred years on, Arthur Conan Doyle’s 60 Holmes stories are still in print and he is the most portrayed human literary character in history.

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Coelacanths are incredibly interesting as far as fish go. For one, they were thought to have gone the way of the dinosaur, along with the dinosaur. They also give birth to live fish and tend to dwell more than 800 feet below the ocean's surface. And this is just the tip of the iceberg. Learn all about these fascinating creatures in this classic episode.

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USAID has saved tens of millions of lives across the globe since its inception. But those days are over. Learn all about this soon-to-be-gone program.

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There was a time – a glorious time – when you could turn the dial in any city in the US and hear popular songs rearranged to be the most pleasant version of themselves. This was the Beautiful Music format and we are spiritually poorer for having lost it.

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