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Thinkstock/Mike Manzano Body Language!

Body language is how you communicate without words. Some say it bears more impact in communication than speaking words. Learn about how you say what you say could mean more than you think.

satanic_panic_600x350 The “Satanic Panic” of the 1980s

In the late 1980s, the United States experienced a "Satanic Panic," leading parents to fear for the safety of their children. But were there any real examples of Satanic ritual abuse? Find out this and more in today's episode.

lizzieborden600x350 How Lizzie Borden Worked

Everybody knows how many whacks Lizzie Borden gave her mother and father with that axe, but there is plenty about the infamous double homicide that remains unresolved, like who actually did it. Travel into the mystery of Lizzie Borden in this episode.

The Great Wall of China Episode

The Great Wall of China is one of the most visited tourist desinations in the world. How'd it get built? How old is it? What's the current condition? Learn this and more in today's episode.

Aaron Cooper The Stuff You Should Know 2015 Jolly Christmas Extravaganza

It’s the most wonderful time of year again! Join Chuck and Josh as they explore Christmas traditions around the world, tidbits about Elf, holiday foods and lots more joyous stuff in this glad tidings-packed episode.

Michele Piacquadio/Thinkstock How Gossip Works

You know what I heard? That Josh and Chuck hate each other and they're just faking being friends for the show. That's called gossip, folks and it can do serious damage. Learn all about it in today's episode.

Star Wars Holiday_600x350 The Star Wars Holiday Special of 1978

Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in a very special edition of SYSK. May the force be with us all.

© Aristidis Vafeiadakis/ZUMA Press/Corbis How the Antikythera Mechanism Works

In 1900 sponge divers found the wreck of a 2000 year-old treasure ship that contained within it a machine that should not exist. Learn of the device that reveals an understanding of the cosmos far more sophisticated than anyone knew the Greeks possessed.

reversepsychology600x350 How Reverse Psychology Works

You have very likely used reverse psychology before, trying to persuade someone to do something you want by suggesting they do the opposite. What’s behind the bizarre reaction this elicits?

Sagan_600x350 Carl Sagan: American Hero

Carl Sagan was the world's first mainstream media super scientist, capapble of breaking down complex ideas for the common folk. But what made him tick? Billions and billions of great ideas.

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