The US is No. 1 — in serial killers. With a chilling 3,615 known serial killers to date, America has produced 66.2% of the world’s known serial killers to date — and outpace the next deadliest nations ...

Phoenix police had more than one serial killer stalking the Phoenix streets in 2006 as fear gripped the city.

Explores the chilling cases of lesser-known serial killers whose crimes went unnoticed for years, leaving a trail of fear and ...

Louisville Metro Police say Michael Hristov, the man shot dead by SWAT on May 14, had a "fascination" with serial killers. The 21-year-old was killed during a standoff at his South End home as police ...

Serial killers have always drawn plenty of attention in the United States, and even more so in this modern era where true crime is a popular content topic. With 3,803 documented serial killers since ...

Ted Bundy, John Gacy and Dennis Rader may live in infamy for their heinous crimes—but they aren't the only serial killers to have stalked the streets claiming countless lives. Oxygen's Unknown Serial ...

Editor's note: An earlier version of this story was originally published in April 2022. Louisville Metro Police say Michael Hristov, the man shot dead by SWAT on May 14, had a “fascination” with ...