When people hear the words “serial killer,” they often picture a very specific type: male, mysterious, and probably the subject of at least three documentaries. But history—and true crime—has proven that women are just as capable of becoming infamous killers,

Dozens of serial killers have terrorized American communities over the decades, from H. H. Holmes becoming “the Beast of Chicago” in the 19th century to “the Hillside Stranglers” inciting fear across Los Angeles in the 1970s. Now, Oxygen.com is ...

Here's a select list of convicted American serial killers and notable open or unsolved cases. Serial murder is defined by the FBI as two or more killings separated by a span of time. A majority of serial killings are sexually motivated, according to the FBI. Serial murders are relatively rare.

Abortionist and convicted serial killer Kermit Gosnell, believed to have murdered thousands and convicted of involuntary manslaughter of a woman and the murders of three infants, died in prison at 85.

Both Jim Morrison and Bruce Springsteen found themselves drawn back to this news story from their childhoods, about a young hitchhiker with evil intentions.

Jeff Mudgett learned the shocking truth at a family dinner: His great-great-grandfather was H.H. Holmes, the infamous con man and serial killer who operated a so-called “Murder Castle” during the 1893 Chicago World’s Fair. Soon, Mudgett found himself ...

Contrary to popular myth, not all serial killers are white. Serial killers span all racial and ethnic groups in the U.S. The racial diversity of serial killers generally mirrors that of the overall U.S. population. There are well documented cases of ...

Explore 5 lesser-known American serial killers whose crimes shocked communities and remained hidden for years, now featured on Oxygen.