Renowned forensic psychologist Dr. Katherine Ramsland spoke to PEOPLE about the mindset of Elmer Wayne Henley Jr., an ...

Melissa Wolfenbarger, a 21-year-old married mother-of-two, had been missing for four years before her remains were finally ...

The Serial Killer's Apprentice,' airing Sunday, dives into the relationship between evil mastermind Dean Corll and one of the ...

After pleading not guilty, Henley was convicted in 1974 of murdering six boys, per The New York Times, and was given six ...

Among the serial killers Bryan Kohberger had an obsession with was Danny Rolling, who also murdered multiple college students ...

Wayne Henley Jr.’s journey from Texas teenager to murderer is profiled in a new interview and documentary series.

The brand new true-crime documentary The Serial Killer’s Apprentice premieres on Investigation Discovery Sunday, Aug. 17 at 9/8c. The documentary follows Dr. Katherine Ramsland, an American ...

Two killers of a California girl have been released from prison 30 years after the case made national headlines when prosecutors alleged the teens committed the heinous slaying as part of a satanic ...

Melissa Wolfenbarger’s remains were discovered in April and June of 1999, but weren't positively identified until March 2003.

The FBI seeks the public's help solving Kristin Noel David's 1981 murder. The 22-year-old cyclist disappeared before her body ...

David Berkowitz, the deranged serial killer who stalked the streets of New York between 1976 and 1977, was finally captured ...

A 37-year-old man — who local media say is known as the "machete man" — was arrested after a raid on his home last week ...