In his basement in San Francisco, boy-genius Quinn Mallory unlocks the doorway to an infinite number of Earths. During a test run, Quinn invites co-worker Wade Wells and his teacher…

Go deep into the clandestine world of the legendary brotherhood of warrior monks referred to as The Knights Templar.

Investigators piece together murder mysteries and seek insight into the victims’ lives – and sometimes into their darkest secrets.

Burned out and taken for granted, a working mom suspects her partner is cheating, so to win back his attentions, she feigns a medical diagnosis.

In “Impact of Murder,” Investigation Discovery uses the victim impact statement as a storytelling device. These statements are delivered in court allowing a family member or friend to describe the…

Xbox almost didn’t happen. Find out why in this behind-the-scenes, six-part series that takes you back to the scrappy beginnings of Microsoft’s video game console. It’s the untold story of…