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Most Evil: Murderous Women

Related Article: Learn more about serial killers.

Ninety-three percent of murders are committed by men. What motivates the small percentage of women who kill? Learn more about serial killers in this video.

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Most Evil: The Science of Evil (2:08)

By studying the criminal mind, can science eradicate evil? Learn more about serial killers in this video.

Massive Cocaine Seizure in Colombia (1:03)

Watch this video about cocaine on HowStuffWorks. The authorities initially said the haul was between 20 and 25 tons and hailed it as the largest cocaine haul ever. A massive shipment of cocaine covers a quayside on Colombia's Pacific coast. See how... More »

Most Evil: Deadly Desires (1:48)

Some people kill impulsively, but others carry out deviant desires and schemes that lead to mutilation, cannibalism and murder. Learn more about serial killers in this video from Discovery

The Killer Within: Their Thoughts (4:24)

Bob Bechtel has told the world he murdered another student due to bullying. Learn more about the mind of a killer in this video from Discovery

The Killer Within: State of Shock (5:27)

More than 50 years later, a loving family man and college professor shares the story of his past crime. Learn more about the mind of a killer in this video from Discovery

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Prison Break (2:25)

What are the odds that prisoners in your area will break out?

The Killer Within: Tales of Strathmore (5:53)

Fellow alumni of Strathmore University share their memories of Bob Bechtel and of the victim and of the events leading up to that fateful night. Learn more about the mind of a killer in this video from Discovery

The Killer Within: Their Thoughts (4:24)

Bob Bechtel has told the world he murdered another student due to bullying. Learn more about the mind of a killer in this video from Discovery

The Killer Within: State of Shock (5:27)

More than 50 years later, a loving family man and college professor shares the story of his past crime. Learn more about the mind of a killer in this video from Discovery

The Killer Within: His Crime (4:16)

A loving daughter tries to understand how her devoted father could commit the crime of murder. Learn more about the mind of a killer in this video from Discovery

The Killer Within: Mind of a Killer (4:33)

Wanting to know what led to her father's crime, Carrah works with experts to have her father examined. Learn more about the mind of a killer in this video from Discovery

Reasonable Doubt: Opening Statements (5:21)

A woman is found murdered at the bottom of the steps in her home. Learn more about the judicial system in this video from Discovery

Reasonable Doubt: Defense Rests (5:13)

The defense gives its final accounts of the victim's last day and in order to prove the innocence of suspected killer Kenneth Fitzhugh, Fitzhugh takes the stand. Learn more about the judicial system in this video from Discovery

Reasonable Doubt: The Prosecution's Case (5:33)

With the trial under way the prosecution begins to present their case to the jury and hopes to prove that Kenneth Fitzhugh is guilty of murder. Learn more about the judicial system in this video from Discovery

Critical Incident: Time to Surrender (5:27)

After five days of holding the St. Martinville Parish Correctional Center hostage, both the inmates and the FBI are able to reach an agreement. Will a surrender be as simple as they hope? Learn more about hostage situations in this video.