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marcrossmann/iStock/Thinkstock How Electricity Works

It is literally all around you (and even inside you) – electricity makes up the basis of modern life. But what exactly is electricity and how does it work? Josh and Chuck chase away the darkness and explain electricity in their usual electrifying way.

Marco_Piunti/iStock/Thinkstock Tattoos: Not Just For Dirtbags Anymore

Most Europeans first encountered tattoos after sailors visiting the South Pacific returned covered in them. From then on, with a few notable exceptions, tattoos have been associated with fringe dwellers in the West. Learn all about tats in this episode.

Gary Williams/Getty Images How Black Boxes Work

Black boxes are designed to be the only survivor of plane crashes so they can live to tell the tale of what went wrong to prevent future accidents. Learn about how these grim devices are made, how they’re tested and the tales they’ve told.

sysk-skate-600x350 How Skateboarding Works

Skateboarding started out as something bored surfers did when the waves weren’t breaking, but after a few improvements to the design, it took off like a rocket to become its own cultural phenomenon. Come gleam the cube with Josh and Chuck.

online-dating-600x350 How Online Dating Works

No longer weird, possibly still desperate and approaching normal, online dating’s been around almost as long as the Internet itself. So what exactly is the best way to find love online if one were so inclined to do so? Josh and Chuck hook you up.

inquisition-600x350 How the Spanish Inquisition Worked

The idea of pious monks imbued with unbridled power and with a penchant for dealing torture and death is a scary one indeed, and one both Spain and the Catholic Church have tried to reconcile since the Spanish Inquisition ended in the 19th century.

Underwood Archives/Contributor/Getty Images What happened at Kent State?

On May 4, 1970, four days of anti-war protests at Kent State University in Ohio culminated in the unthinkable when Ohio guardsmen opened fire on protesters, killing four students. How could this tragedy take place?

termites-600x350 Termites: They Bore But They Aren’t Boring

Their soft white bodies look creepy and, to be sure, they are, but termites are pretty amazing bugs. They build ventilation systems into their mounds, poop on their enemies and grow mushrooms. Learn all the neat stuff you didn’t know about termites here.

amputation-600x350 How Amputation Works

Amputation is one of the oldest surgeries and an even older punishment for crime, but it wasn’t until the American Civil War and its 50,000 amputations that the procedure began to hit its stride. Learn about amputation and who it attracts in this episode.

salt-mine-600x350 How Salt Works

A Roman senator once said, "Mankind can live without gold, but not without salt." Right he was. The human body needs salt so much we have developed a taste for it specifically. But too much salt can be toxic. Learn about salt’s role in human history and how we get it from the Earth in this episode.

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