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spooky-scary-600x350 How Haunted House Attractions Work

Ever since the Egyptians, humans have been evolving toward haunted house attractions. The level of sophistication in the scares and gore effects continues to rise over time, but the purpose remains the same: to scare the pants off you.

iStock/Thinkstock Is there a disease that kills by preventing sleep?

The strange disease of fatal familial insomnia was first recorded in the 18th century. Its victims lose their ability to sleep, slip into coma and die. The more we understand about FFI, the more mysterious it becomes.

moodboard/Thinkstock How Animal Camouflage Works

The wild kingdom is filled with examples of animals that can camouflage themselves into their environment, but the means and the methods are also wildly varied. Learn about the ins and outs of blending in through this episode.

extinction-sysk-600x350 How Extinction Works

Scientists believe that 99% of the estimated 50 billion species that have ever lived on Earth have disappeared through extinction. This is a natural process typically, but it can also be cataclysmic and it’s becoming clear we are amid a massive one.

Daily Herald Archive/SSPL/Getty Images How The Great Train Robbery Worked

In 1963, 15 men got together in England to pull off one of the most daring heists in history. The Great Train Robbery was the crime of the century, capturing the public's attention and leaving them torn on who to root for - the cops or the robbers. Learn all about England's greatest heist in today's episode.

virus-pod-600x350 Virus Talk with Josh and Chuck

Viruses are big jerks that invade regular cells and hold them hostage, making you sick while they're doing it. Learn everything you ever needed to know about viruses, including how the common cold works.

skywriting-600x350 How Skywriting Works

Back in the 1920s, skywriting was invented to communicate with troops, but it quickly found its footing as a popular way for companies to advertise. Learn all about the aerial acrobatics and mental skill it takes to write mile-high letters backwards.

karate-600x350 How Karate Works

Karate, meaning "open" and "hand", was developed in Okinawa before being exported to Japan and then the rest of the world. It is one of the most widely practiced martial arts and one of the most difficult to master. Learn about it in this episode.

panic-attack-600x350 How Panic Attacks Work

Almost three percent of Americans suffer from a debilitating disorder that causes them to suffer intense fear seemingly without reason and science hasn’t yet figured out what causes it. Join Josh and Chuck as they get to the bottom of panic attacks.

iStock/Thinkstock How Rogue Waves Work

Rogue waves come out of nowhere and tower as much as 100 feet over hapless ships they encounter, breaking across the boat and frequently breaking the boat and its inhabitants. Investigate the mystery of rouge waves in this episode.

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