Former German hospital nurse Niels Hoegel, who was handed a life sentence Thursday for murdering 85 patients in his care, is believed to be the most prolific serial killer in the country’s post-war ...

With how fascinated Americans are with serial killers, you'd think that the worst of the worst come from the United States. However, that country doesn't even make the top ten. Chances are, you've ...

Nowhere on Earth is safe from the world's most twisted minds. From the icy isolation of Antarctica to the bustling cities of Asia, we’re diving into the most terrifying serial killers from every ...

The UK neonatal nurse who became Britain's most prolific child serial killer. Between 2015 and 2016, Letby murdered seven ...

New York's most prolific known serial killer offered some theories about the identity of the state's most recent serial killer today, as news broke that the culprit had reportedly confessed to the ...

Many outrageous and twisted true crime stories are linked to Palm Beach County but what about the worst of the worst — serial killers? This type of killer, defined by the FBI as a person who kills at ...

Editor’s Note, 01/06/2026: This article was originally published in 2016. It has been revised and updated to include more current information. Serial killers continue to capture the attention of ...

A recent documentary on Netflix proclaimed Aileen Wuornos the “queen” of serial killers. Wuornos fatally shot seven men in Florida between 1989 and 1990. She initially claimed self-defense. Later, she ...

Ex-Russian policeman Mikhail Popkov, found guilty Monday of 56 murders while already in jail for 22, is one of the most prolific serial killers of recent times. Here is a recap of some of the others, ...

Former German hospital nurse Niels Hoegel has claimed to have killed around 100 of his patients with drug overdoses, which would make him one of the world's most prolific serial killers in recent ...