Unsolved

The Zodiac Killer, whose brutal murders, cryptic letters and phone calls terrorized California residents for over 30 years remains a mystery.

“A witness was watching from across the river through his telescope (probably creeping on her) when, out of the woods behind her, a man walked up, grabbed her by the hair, and dragged her back to t…

When a crime is never solved, it can become both maddening and tantalizing. The victims never get justice, their loved ones never get closure, and law enforcement officers can turn into haunted, True Detective-style obsessives. Here are eight fascinating cases that remain unsolved to this day.

Some unsolved mysteries may be crimes, others are so strange they have no category. In this rundown of some of the strangest is the stuff of nightmares.

Some of the biggest unsolved crimes of recent memory are also some of the biggest stories of our time. The fact that no perpetrators were ever found, raises ...

A 10-part limited series on USA is a lightly fictionalized account of the various investigations into the two rappers’ deaths two decades ago.

Shortly after 5:00 a.m. on December 26, 1996, Patsy Ramsey woke up in her Boulder, Colorado home to find a ransom note. The note, addressed to her husband John, stated that their six-year-old daughter JonBenét had been kidnapped. In order…

Known also as “America’s Unknown Child”, the Boy in the Box murder has gone unsolved since the discovery of his body on  25 February 1957.

Amber Hagermans disappearance has helped many other children that have disappeared.

Speculate about the real identity of Jack the Ripper, the notorious and unidentified serial murderer who inspired movies and more than 100 books, at Biography.com.