A German palliative care doctor described as a "serial killer" has been sentenced to life imprisonment for the murder of 15 ...

Florida authorities search Hernando County ranch for possible additional victims linked to convicted serial killer Billy Mansfield after alerts.

Retiring Baton Rouge prosecutor Dana Cummings reflects on the serial killer cases that changed policing and daily life across south Louisiana.

Police have linked the unidentified serial killer to five victims, though they believe the number could be as high as 16.

In a stunning development in the Fox Hollow Farm murders case, the documentary Return to Fox Hollow: New Victims, Darker ...

A new technique could lead to the big break that investigators need in the Nancy Guthrie case. New DNA methods using rootless hair could aid the Nancy Guthrie disappearance investigation. Technique ...

'Happy Face' killer Keith Jesperson hints Rex Heuermann may have more victims in prison letters ahead of Gilgo Beach murderer's June 17 sentencing.

Detectives have investigated whether the slayings of two Akron women may be linked. An Akron detective thinks a third murder ...

Hulu is revisiting one of the largest unidentified human remains cases in the United States, second only to 9/11, in "Return ...

As the court case against serial killer Khalil Wheeler-Weaver inches closer to trial, NJ.com’s podcast about the killer and ...

HILLSBORO, Ore. (KPTV/Gray News) — A 33-year-old cold case has been solved in Washington County. Investigators said modern DNA technology helped them confirm a deceased serial killer murdered an ...

CeCe Moore, a genealogist, says that a technique used to catch Gilgo Beach serial killer Rex Heuermann could come in handy amid the search for Nancy Guthrie after her February 1 disappearance.