Episode 1871

Alone places ten hardcore survivalists alone in the wilderness - no camera crew, no teams, no producers - on a single mission to stay alive. At stake is $500,000 awarded to the person who can last the longest. They will face extreme isolation and psychological distress as they plunge into the unknown, self-documenting their experience.

District 21 of the Chicago Police Department is made up of two distinctly different groups. There are the uniformed cops who patrol the beat and go head to head with the city's street crimes. And there's the Intelligence Unit, the team that combats the city's major offenses - organized crime, drug trafficking, high profile murders and beyond. These are their stories.

When the mysterious deep space research vessel USCSS Maginot crash-lands on Earth, Wendy and a ragtag group of tactical soldiers make a fateful discovery that puts them face-to-face with the planet's greatest threat.

Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit History series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?

In a ruined and toxic future, thousands live in a giant silo deep underground. After its sheriff breaks a cardinal rule and residents die mysteriously, engineer Juliette starts to uncover shocking secrets and the truth about the silo.