Carl Andre remains controversial to this day after his wife fell from their 34th-floor window after a fight in 1985.

"Mathematics properly applied can guarantee a fortune."

In 1920, Charles Ponzi was making $250,000 a day. He had cash spilling off his desk and into his trash cans.

She literally had him asking for the police because he was afraid she would hit him again.

Is the story of Sawney Bean horrifying fact or politically-motivated fiction?

“Colored people couldn’t stop at hotels or motels back then. But it never bothered me.”

What's more chilling: These murders' grisly details or the fact that so many remain unsolved?

Some evaded justice. Most didn't. All committed bone-chilling crimes.

Franklin was one of many artists who had FBI files.

Many of his victims' family members believe the serial killer was able to get away with his crimes for so long because of who he targeted.