The killers behind these terrifying crimes remain unidentified to this day.

The dastardly villains of soap make shocking moves this week, which could come back to haunt them. This week's spoilers revealed.

Imagine the pressure of being a detective on the hunt for a crazed serial killer. You know it's only a matter of time before the murderer strikes again and more innocent lives are claimed. You're working around the clock; piecing together certain clues, witness statements, and crime scene evidence. Then, the sinister serial killer finally

Lewis Carroll, H.H. Holmes, and Queen Victoria's grandson are just a few of the people who were suspected of being Jack the Ripper.

A serial killer is defined as a person who kills three or more people. In the history of humans, there have been hundreds of different serial killers. More rare (thankfully) is a team of two of more serial killers who work actively together, some times too well. Here is a look at 10 awful serial killer teams.