Rex Heuermann was charged in connection with three murders today.

Four years later, uncertainty remains...

It's the unanswered questions that consume us...

These cases thawed out quickly with DNA advancements.

Will we ever know? 

Law enforcement was woefully slow to act.

Netflix's Unsolved Mysteries hopes to lead to an answer.

Did she take her own life—or was it something more sinister?

Popularized by The Staircase, is the Alford Plea a true admission of guilt, or something else? 

Bizarre crime in a town near you...

Is your state's most bizarre true crime case on the list?

In his new memoir, the celebrated cold case investigator shares an inside look at the reality of solving infamous crimes.

Venture into the encrypted taunts and horrific crimes of one of America's most disturbing serial killers.

A disturbing unsolved murder and the elusive suspect who disappeared without a trace.

The Lineup's community has terrifying taste—these are your most beloved titles.

On June 9th, 1979, approximately 35 riders boarded the Sydney Ghost Train ride in Australia’s beloved harbor attraction Luna Park. Seven of them would not leave the train tunnel alive. 

These human cadavers were mummified naturally by peat bogs. 

In 1968 her body was found. Her identity would remain a mystery for decades.

Lois Duncan’s once-eternal question, Who Killed My Daughter?, seems to have been finally answered.

Her murder bears eerie similarities to the 1992 horror film.