Noted Harvard scholar Henry Louis Gates, Jr. has been helping people discover long-lost relatives hidden for generations within the branches of their family trees. Professor Gates utilizes a team of genealogists to reconstruct the paper trail left behind by our ancestors and the world’s leading geneticists to decode our DNA and help us travel thousands of years into the past to discover the origins of our earliest forebears.

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Saturday Night Live Weekend Update Thursday is an American limited-run series broadcast on NBC. It is a political satire news show spin-off from Saturday Night Live, featuring that show’s “Weekend Update” segment. It initially ran for three 30-minute episodes in October 2008, during the lead-up to the 2008 United States presidential election.

Groundbreaking series with unprecedented access to a police murder investigation, telling the true story, as a drama, from the perspective of the police and the victim and suspect’s families.

“Cold Justice” follows Texas prosecutor Kelly Siegler and Yolanda McClary, a crime-scene investigator for the Las Vegas Police Department, as they help local law-enforcement agencies in small towns across the country solve violent crimes that have sat cold because of lack of funding and proper forensic technology.

A documentary which covers the lives of residents in the island parishes of England.

Alaska State Troopers is an American documentary television series. The show primarily follows the daily beats of various bureaus within the Alaska State Troopers. In addition, the show features segments that follow village public safety officers from small rural villages as well as officers from other cities such as the Wasilla, Palmer, Anchorage, and Soldotna. The show follows the exploits of a number of officers from all regions of the state. Troopers who are seen on the show include: James and Anne Sears, Howie Peterson, Jon Simeon and Brent Johnson, Scott Quist, Odean Hall, Lonny Piscoya, Luis Nieves, Dan Dahl, Rick Roberts, Abraham Garcia, Dan Cox, Gabe Rich, Jonathan Stroebele, Joshua Varys, Daron Cooper, Lance Ewers, and Kamau Leigh.

In 2011, a litter of Blue Heeler puppies were dropped off anonymously at a dog shelter in Kentucky. The two males were named “Trooper Dan Dahl” and “Trooper Howie Peterson”, after the Troopers on the show. The female dogs were named after Troopers Aileen Witrosky, Amy Bowen and Anne Sears, who have all been featured on the show.

Survivorman is a Canadian-produced television program, broadcast in Canada on the Outdoor Life Network, and internationally on Discovery Channel and Science Channel. The show aired three seasons and 4 specials – 2004, 2007, 2008, and 2012.

The title refers to the host of the show, Canadian filmmaker and survival expert Les Stroud, who used survival skills and knowledge to survive for up to ten days alone videotaping his adventures in remote locales where he brought with him little or no food, water, or equipment. According to the show’s website, each location was scouted and pre-planned extensively by Stroud and his team who consulted with survival specialists and natives of each area. The fact that Stroud spent his time alone without a production crew is a major focus of the show.

Dirty Jobs is a program on the Discovery Channel, produced by Pilgrim Films & Television, in which host Mike Rowe is shown performing difficult, strange, disgusting, or messy occupational duties alongside the typical employees. The show premiered with two pilot episodes in November 2003. It returned as a series on July 26, 2005, running for 8 seasons until September 12, 2012. The show’s setting was refocused in Australia for the eighth season, advertised as Dirty Jobs Down Under.

There is also a European edition of the show, hosted by Danish former goalkeeper Peter Schmeichel.

On November 21, 2012, Mike Rowe announced that Discovery Channel had cancelled Dirty Jobs.

A documentary series that casts light on increasingly controversial procedures, diets and revived ancient therapies that are being sought by people desperate to dramatically alter their bodies or radically improve their health, and the booming industries that are more than happy to accept their business.

Pickers like Mike Wolfe and Frank Fritz are on a mission to recycle America, even if it means diving into countless piles of grimy junk or getting chased off a gun-wielding homeowner’s land. Hitting back roads from coast to coast, the two men earn a living by restoring forgotten relics to their former glory, transforming one person’s trash into another’s treasure.

The black market can be brutal, exploitative, corrupt. Nothing is off-limits; everything is for sale. And what you buy may not be what it seems. But it’s an industry estimated to be worth hundreds of billions of dollars in the U.S. alone. Join the suppliers, sellers, customers, and the law enforcement officials trying to keep it in check as they share their experience of a hidden world that touches us all.