From UFOs to psychic powers and government conspiracies, history is riddled with unexplained events. You can turn back now or learn the Stuff They Don't Want You To Know, an audio podcast from HowStuffWorks.com.

Introducing Monster Presents: Insomniac

June 27, 20191 min
What happens when you immerse yourself in true crime, night after night, digging deeper into the lives of serial killers? What are the consequences to a person's psyche? From iHeartRadio and TenderfootTV comes a new podcast about twisted serial killers and one man's journey through their stories. Listen to the first two episodes of Monster Presents: Insomniac here. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers