Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find previously undetectable evidence. Brilliant scientific work helps convict the guilty and free the innocent.

Matt & Amy Roloff enlist the help of their four children Jeremy, Zack, Molly & Jacob to help expand the business of Roloff farms. As the kids grow older, the family grows larger and the Roloffs learn how to keep their family relationships strong.

From roots in the Deep South to the slums of New Jersey, "Who Do You Think You Are?" follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.

Husband Kody Brown, along with his four wives (only one of which is legally married to Kody) and their combined 18 children, attempts to navigate life as a "normal" family in a society that shuns their lifestyle.

19 Kids and Counting, rendered graphically as 19 Kids & Counting in its onscreen logo, is an American reality television show on TLC. The show is about the Duggar family, which consists of parents Jim Bob and Michelle Duggar and their 19 children—nine girls and ten boys, all of whose names begin with the letter "J". The series began on September 29, 2008. The twelfth season premiere was September 17, 2013.

Friends and family members nominate a candidate that they consider poorly dressed and ask the show to make over the "fashion victim." Fashion Police Stacy London and her partner ambush the candidate and make them an offer-- they are given a $5000.00 budget for a new wardrobe, which they must purchase in New York City boutiques over the course of two days, but only on the condition that they allow Stacy & her partner to critique, and in most cases throw out, their existing wardrobe.

Telling powerful stories in hourlong episodes, TLC follows medical journeys of morbidly obese people as they attempt to save their own lives. The featured individuals - each weighing more than 600 pounds confront lifelong emotional and physical struggles as they make the courageous decision to undergo high-risk gastric bypass surgery. In addition to drastically changing their appearances, they hope to reclaim their independence, mend relationships with friends and family, and renew their feelings of self-worth.

Dermatologist Sandra Lee, aka Dr. Pimple Popper, helps patients with unique skin conditions reclaim a life free of disguise and embarrassment.

Bill Klein and Jen Arnold are just like your average couple – except they’re both under 4 feet tall! They’ve faced not only the struggles of two little people in an average-sized world, but are starting a family with their two adorable, adopted children.

Paul Teutul, Sr. and his son Paul Teutul, Jr. manufacture custom chopper-style motorcycles.

Take Home Chef is a half-hour reality cooking show starring Curtis Stone. It originally aired on TLC.

Dancing her way through the haters, Whitney Way Thore is embracing her body in a world that judges people by their size. She navigates both career challenges and relationship snafus with her vivacious personality, a sense of humor and an abundance of courage.

This series follows Whitney who was diagnosed with an endocrine system disorder called polyscystic ovary syndrome (PCOS) which caused her, a slender dancer at the time, to gain more than 200 pounds in one year at college. Feeling trapped in a big body, she struggled with self-doubt and negative stereotypes. Now 380 pounds and eager to continue sharing her passion for dance, Whitney has learned to embrace her body and love herself again.

Iris, The Happy Professor or was a Canadian-produced television puppet show that ran from 1992 to 1994, revolving around Professor Iris, a purple ibis who taught his class, which included his three students; Piano, Skeleton, and Plant. The Professor would teach a variety of subjects to his students and would always wear bowties based on whatever the lesson was, not unlike Ms. Frizzle and her dresses from The Magic School Bus. Also featured on the show was Ms. Principal, the school's headmistress who would often come in, complaining about the noises.

It's make it or break it time for each of the Teutul men as they head off in separate directions after a bruising family breakup. Who will come out on top as Orange County Choppers (OCC) and Paul JR Designs start cranking out competing bikes?

Doctors recount the most memorable cases they’ve ever encountered. Unusual, touching, humorous or life-changing – no story is too big or too small when it comes to the ER.

Trading Spaces was an hour-long American television reality program that aired from 2000 to 2008 on the cable channels TLC and Discovery Home. The format of the show was based on the BBC TV series Changing Rooms. The show ran for eight seasons.

While You Were Out is an American reality series that aired episodes on the cable channel TLC. The format of the show is similar to TLC's Trading Spaces. While You Were Out adds a suspenseful gimmick by keeping the entire redecoration a secret from the homeowner.

Getting through customs is just the beginning. With just 90 days to wed on a fiancé visa, follow international couples as they attempt to overcome cultural barriers and family drama while in search of true love that knows no borders.

The Johnstons, a family of little people, juggle family and health issues on top of a home renovation.

Theresa Caputo is an average mom from Long Island in every way except one: she talks to the dead. Theresa spends her days with her loving family and helping individuals connect to the spirits of their departed loved ones. This is not her job…this is her life.