Earth as it has never been seen before, by challenging preconceived notions about the world, making use of cutting-edge scientific tools, and travelling over, across and deep into the Earth's crust to learn just what makes the world tick.
The Florida Everglades are under siege. An invasion of Burmese pythons is decimating this natural wonder of the South. Entire species of animals are being wiped out. Aggressive, ravenous and incredibly fast-breeding, these pythons have no natural predator to stop them… except for man.
Shadow of Doubt delves into competing theories of complex crimes, which find witnesses and suspects pointing the finger at each other. In these exceptional cases, every possible account must be considered before the shocking final truth can be discovered. Shadow of Doubt forces us to examine who we believe and why.
Among the forests and ruins of Madagascar's Berenty Reserve, four gangs of ring-tailed lemurs are locked in a feud over territory, resources, and power... and often the fiercest conflicts are happening within the tribes. This five-part series places you in the heart of "Lemur Island," where half of the world's wild population of lemurs share a fragment of land less than a square mile. Here, battle lines are drawn and crossed, leaders are trusted and tested, and gang members thrive or perish in the harsh extremes of this intense environment.
Explore a world never seen before a world hidden under miles of water, the landscape of the seabed. Join expeditions to dive long-lost vessels, discover ancient sites and follow the scientists who are probing the darkest and deepest corners of this underwater world. Computer generated, three-dimensional maps and imagery will offer a first glimpse of these mysteries.
Mark Hamill's Pop Culture Quest follows the star of Star Wars and voice of the Joker on a mission to find and meet with collectors of pop culture memorabilia and experience their amazing collections! As a lifelong collector himself, Mark wants to dig deeper and explore the origins of the most fascinating people and objects he runs across on his quest.
Remote sensing techniques tell the stories of WWII battles and campaigns, the details of which have been lost in the fog of war, misinterpreted or overtaken by the landscape.
It's the age-old question that has daunted scientists, government officials, explorers, religious leaders and populations around the world for centuries - have aliens made contact with Earth? While more than half the U.S. population believes they have, most sightings and theories still lack the evidential proof to silence the naysayers. In Contact, six highly trained investigators seek to find the answers we've all been searching for. Using groundbreaking CIA developed software, military special operations investigative techniques and boots-on-the-ground journalism to track down leads around the world, Contact is the first ever global investigation to determine whether or not aliens have made contact here on Earth.
Six participants go undercover in crucial areas along I-65 – one of the biggest drug trafficking corridors in the country, encompassing six counties in Kentucky and Indiana – for a first-hand look into how drug cartels have infiltrated America’s Heartland.
Hard-hitting amateur, CCTV and news footage reveals how some of the world's biggest natural disasters took away people's lives, homes and hope in Witness Disaster.
Investigative journalist Maria Awes gets a call from serial killer Todd Kohlhepp, who claims that he has murdered more victims. She teams up with former FBI profiler John Douglas and Kohlhepp's biographer Gary Garrett, to unravel the truth.
This documentary profiles the 1975 murder of 15 year old Martha Moxley in the rich and well to do gated community of Greenwich Village, CT. Moxely was brutally beaten to death with a golf club on the eve of Halloween in 1975.
Dive into unhinged murder cases in which investigators uncover and expose the dark world of cults that kill. The series explores how power and manipulation can lead to extreme actions.
Truth Behind the Moon Landing tests evidence and applies scientific reasoning to conspiracies with the help of former NASA astronaut Leland Melvin, Iraq War veteran and former FBI agent Chad Jenkins, and author Mike Bara.
Haunting creatures come to life in a hunt for the truth about infamous monsters and their origins. Experts explore the latest evidence, eyewitness encounters and active investigations while unveiling their mind-blowing theories about these nightmarish beasts.
Rivaling fictional blockbusters like "Girl on a Train" and "Gone Girl," Investigation Discovery's "Married With Secrets" looks at when happily ever after goes horribly wrong. The series dramatizes the twisted psychological warfare of marriages, telling stories of seemingly perfect unions that turn nightmarish after husbands and wives embark on secret lives that take them down devastating paths. From secret sadomasochistic sex games to hit men for hire, there's no vow too sacred to break and no place too twisted to go for these spouses. And once skeletons come out of the closet, no one is safe.