The extreme investigators at How to Survive explore the harsh realities and strict security measures of life inside an ADX supermax prison.

The extreme investigators at How to Survive uncover the harsh realities and daily existence of the most dangerous criminals locked inside ADX Supermax Prison.

Eric King served almost two years at the federal super-maximum security prison ADX Florence in Colorado.

A group of federal prisoners filed a lawsuit this week accusing the Trump administration of seeking to move them to a supermax prison to face tougher conditions as punishment for having their death ...

A triple murderer has died after being held in solitary confinement for a record 35 years for ambushing and stabbing a prison guard to death. Thomas Silverstein, a member of the white supremacist ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Penitentiary Administrative Maximum Facility, also known as the ADX or "Supermax," in Florence, Colo. (Jason Connolly / ...

Trump officials are retaliating by imposing the harshest conditions in the entire federal prison system—including near total isolation. Inside the federal supermax tucked away in Colorado’s high ...