Welcome to the United States of Serial Killers! Today we are looking at the worst killer in each of the 50 states of America. Which state has the most brutal killer in American history? Watch and find ...

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 ...

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 ...

Philip Conneller In Philip Conneller’s eight years with Casino.org, he has covered the gaming industry from Las Vegas to Macau and everything in between. He currently focuses his coverage on gaming ...

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, ...