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 ...

Here is 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. Serial murders ...

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. Watch new episodes of ...

Delving into the shadows of American crime, this gripping documentary series unearths the chilling stories of murderers whose heinous acts never captured the national spotlight. Each episode ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

After searching Billy Chemirmir’s apartment, Dallas police discover jewelry believed to have been stolen from his victims. For the daughter of Anne Conklin, identifying her mother’s missing watch ...

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 ...