Eighty-five million acres make up the National Park System, and only 33 special agents nationwide are responsible for investigating crimes that occur on this public land. This documentary series follows…

The rise, fall, and improbable resurgence of Ashley Madison, the dating website aimed at marriage cheats. Pioneers in outrageous viral advertising, the company stops at nothing to gain publicity and…

In December 1988, Scott Johnson, a gay American mathematician, was found dead beneath a cliff in Sydney, Australia. His death was quickly determined to be a suicide. But Steve Johnson,…

Online bloodhounds use their fingerprints, DNA databases and the awesome power of social media to solve the most gruesome, mysterious and bizarre murders.

On a humid evening in 1995, Colleen Nick’s life would be forever changed when her daughter, Morgan Nick, was kidnapped while playing with friends nearby. Her friend, Patty Wetterling, is…

These are the stories of the kind of danger that no college student is ever prepared for: a life cut short just when it was getting started, not by accident…

Journalist Susan Zalkind investigates the triple murder that took her friend’s life, the national tragedy that shook her city, and the haunting question that connects the two events: if the…