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Did you know there's an occupation that combines acting and medicine? Learn more about standardized patients at HowStuffWorks.

Did the controversial practice of cult deprogramming do more harm than good? Learn about deprogramming at HowStuffWorks.

What did these two U.S. presidents, who were also father and son, have in common beyond their first and last names?

The numbers 666 are a favorite of horror movies dealing with the occult. But where did they come from, and what or whom do they really refer to?

SuperBalls are a lot of fun, but how did they get so popular? Learn all about SuperBalls at HowStuffWorks.

How did a terrible pun turn into an international "Star Wars" holiday? We track the day's evolution and explain how people are celebrating.

Did you know that airplanes and space shuttles use the utterly low-tech gyroscope for navigation? Discover the secret behind gyroscopic motion!

Some serial killers have murdered more than 100 people. Who are the worst serial killers, and why did they do it?

The 'Poseidon' movie inverts a cruise ship in the name of entertainment. See what director Wolfgang Petersen did with $160 million worth of effects.

Man's best friend is a phrase that refers to dogs, but where did it originate? Find out in this article if dogs are really man's best friend.

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