Gilgo Beach serial killer Rex Heuermann’s lawyer revealed the two key reasons why he suddenly flipped and fessed up to ...

Rex Heuermann agreed to talk to behavioral analysts at the F.B.I. when he pleaded guilty. The unit has interviewed Ted Bundy, ...

Long Island’s most notorious serial killer will help the FBI figure out what makes his sick mind tick — part of his chilling ...

The Big Apple’s most notorious serial killer is getting a new close-up. In the Netflix docuseries, “Conversations With a Killer: The Son of Sam Tapes” (now ...

The brand new true-crime documentary The Serial Killer’s Apprentice premieres on Investigation Discovery Sunday, Aug. 17 at 9/8c. The documentary follows Dr. Katherine Ramsland, an American ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Throughout the interview, she is affable, engaged and, frankly, not threatening. Perhaps it’s ...