WFIQ-DT

A look at how the telescope was invented, from Galileo to Edwin Hubble, and how the invention reaches the universe 13 billion light-years out.

A look at the life of Princess Margaret, whose life and loves reflected the social and sexual revolution that transformed Britain during the 20th century.

The early married life of Princess Margaret and her husband Anthony Armstrong-Jones in the 1960s, as major social changes take place in Britain.

Journalists Grace Dent and Amol Rajan are accompanied by experts Catherine Southon and James Braxton; they purchase Winston Churchill's cigar and wind-up tinplate toy rocket.

From Ireland to the Greek Isles, a look at Stone Age cave paintings, megaliths and mysterious goddesses.

Facial exercises increase sensory awareness in the mouth.

Learning balance with the Lord of the Dance and Garudasana poses; relieving tension and varicose veins with a leg-shaking pose.

Martin and Chris explore why animals mimic the looks of others.

Pinkalicious and Peter use Mommy's invention, Giganto Powder, to make things grow big; Pinkalicious and Rafael go to a special art museum where paintings come to life.

Benny becomes enamored with the mail carrier, and wonders how she delivers the mail in different weather conditions.

Daniel wants to go outside and play in the snow, but Dad Tiger says he must wait in bed until it is time to get up; Daniel wants to swing as high as Jodi at the playground.

Phoebe plans a birthday surprise for Grandma; Phoebe and Jay must tend to the bell pepper in the garden.

Tamir is disappointed when Grandma Nell shows off the drawing he made for Chris before it is finished.

Super hunts for a lost sticker while the Wombats collaborate on a new ending for an old "Sticker Monster" story; the Wombats teach Zeke how to count to 10.

Turtle-Lou opens a Speedy Delivery service; the pals have a sleepover at Bob Dog's house, but Donkey is unable to fall asleep.

Rosie decides to be a message delivery kid and deliver messages to her neighbors, but her messages get all mixed up; Javi temporarily loses his voice, so Rosie must help him recover before they perform their El Coco play.

Elinor, Olive and Ari get ready to go out and play in the snow; Elinor wants to learn how Velcro works.

Carl turns to his friends to help him organize his plushie collection; Carl loses his bouncy ball collection.

The Loops celebrate the day they met Stu; Liana finds crumbs on Louisa's pillow and accuses her of taking the last cookie.

Michelangelo shows Brad that doing something well takes time; Dorothy Levitt explains that it's important to start with the basics when learning a new skill.

Alma and Andre take a new friend, Beto, to a New York beach; Junior's sandcastle gets washed away by the tide.

Captain O tells the story of when she faced Dottie Doubloon, who covered islands in polka dots; Orli must return a clam to its rightful home.

Molly's camera breaks while she and Grandpa Nat are observing an active volcano; Molly and Tooey plan a bird-watching trip to celebrate winter solstice and Trini's birthday.

Martin and Chris explore why animals mimic the looks of others.

Items reflect 250 years of American art, artifacts, crafts and collectibles; finds include a flag quilt circa 1880, a Tiffany Studios turtleback glass shade circa 1915 and an 1884 Edison light bulb.

Exploring America's founding spirit through the works of modern artisans who keep traditions alive, illustrating the many cultures that built this country.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Never-before-seen stories of women who broke codes and split atoms, gathered news, crossed front lines and rescued children during World War II.

A behind the scenes look at "The American Revolution" with Ken Burns, Sarah Botstein and David Schmidt to learn about the production, which took nearly a decade to complete.

Lucy Worsley investigates the 18th century breakup of Britain and America, including the turning points that led to America's Declaration of Independence from Britain in 1776.

Exploring how the American Revolution affected Britain, with sabotage, espionage and political unrest reshaping the empire.

Coon Hunting is enjoyed throughout the state of Alabama as a pastime.

Exploring the role that Mobile has played in the development of the brass band sound.

With invasive species reshaping the world's ecosystems, Shane wrestles a python, hunts Hawaiian pigs and gets sucker-punched by a carp as he considers how the human species is able to decide what belongs.

Exploring the global impact of humans, from Yellowstone to Mozambique.

How dogs have been reshaped by evolution to become the perfect partner to humans.

Tracing the rise of Greek culture; the Acropolis, Parthenon and Golden Age temples.

Full body workout set to country music.

Strengthening and building a healthy back.

The Kratt brothers want to fly with the peregrine falcon.

Pinkalicious helps Rafael train his dog for the Pinkminster Dog Show; Mommy's invention, the Do-Over Ray, gives people the chance to try something again if they mess up.

A foggy Halloween almost derails Corky and Lily's trick-or-treating.

Daniel and his family explore nature, watching a red bird build a nest; Daniel, O the Owl and Uncle X take a nature walk through the forest.

Phoebe and Jay use a checklist to guide them through their tasks; Jay creates his first comic book and learns about the importance of page order.

Cinderella needs to tell time for the ball, but her clock is broken, so Nina, Abby and Rudy wonder what tool they can use to fix it.

The Wombats go on a quest to figure out all the elements that go into creating the perfect personal time routine; Zadie wants to make a really loud noise.

The pals each feel differently about a loud thunderstorm; Mama Panda teaches Donkey and Panda new hoop tricks.

Rosie volunteers to put Iggy to bed, but she has to follow his special routine; Rosie assists Crystal in her magic show.

Elinor is the new Clean Captain at school and takes things too far; Ari has a loose tooth.

Carl surprises Sheldon with a lemonade stand, but is confused when Sheldon runs off; Carl's caterpillars turn into butterflies.

Lyla and her siblings come up with a sandwich special for Loops Lunch; Lyla helps her mom build a vertical garden behind Loops Lunch.

Kofi Annan shows Yadina and Brad that finding a compromise can help everyone; William and Caroline Herschel show Xavier that by including Yadina in his magic show, it can make it even more fun.

Alma tells on Emi when she's doing something dangerous; Alma's friends won't try Aaron and Lucas' snacks.

A new villain challenges the Mobile Unit; Odd Squad's tube system mysteriously shuts down.

Trini is determined to learn an ice skating move; Tooey and his brothers use tracking skills to find their dad in the forest.

The Kratt brothers want to fly with the peregrine falcon.

Never-before-seen stories of women who broke codes and split atoms, gathered news, crossed front lines and rescued children during World War II.

Never-before-seen stories of women who broke codes and split atoms, gathered news, crossed front lines and rescued children during World War II.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Anthropologist Niobe Thompson travels the world to uncover how the relationship between humans and horses evolved.

Anthropologist Niobe Thompson travels the world to uncover how the relationship between humans and horses evolved.

Dr. Daniel Amen explains the causes of memory loss, the seven foods and supplements that may enhance memory and how to supercharge memory with 11 simple daily practices.

Relieving stiffness, pain and fatigue of joint inflammation; host Peggy Cappy.

Baby animals approach the end of their first year of life, branching away from their mothers and exploring the world on their own.

Exploring the science and unexpected histories of "The Replacements," five animal and plant species that made allies of humans.

Exploring the modern city, including three species that thrive in that ecosystem.

A 1941 Rolls-Royce Wraith center caps and certificate; 1934 All-American basketball team autographs; a Maynard Dixon oil painting circa 1913.

Rome's rise through its art, including its supersized monuments, colorful mosaics and marble Caesars.

Exercising finger joints.

Creating a supine spine, loose hips and trim waist by imitating a cat; hip gyrations.

As the team prepares for a creature costume party, everyone starts to notice strange things happening around them.

Pinkalicious gets help from guest artist Yo-Yo Ma when the Kazoo Club can't seem to get along; Pinkalicious and her family learn the true meaning of Pinkville Day.

Benny's toy penguin is swept away by melting snow, transforming a day of sledding into an urgent rescue mission.

Even though Mom Tiger is working, Daniel wants her to play with him.

Jay and Lupe use wayfinding signs to track down Phoebe; Pete and Craig face an epic hoops battle on the courts.

On a hot day, Abby creates a snowman to keep her and Elmo cool; when they return from finding decorations, their snowman has vanished.

The Wombats program the "Toy Maker" when Mr. E's shipment is delayed; the Wombats track down a ruckus, discovering many noises along the way.

Donkey is nervous the first time she sleeps outside; Panda forgets his poetry notebook inside Donkey's messy windmill.

Iggy wants to see the garbage truck, but Rosie doesn't know how to get it to come to their house; Rosie attempts to bring nature inside.

Elinor and her friends volunteer to help Mr. Raccoon put up a sign for his bakery, but the sign keeps blowing away; it's Plant Day at school and when Elinor gets a cactus, she's a little disappointed at first.

Carl gets a universal screwdriver for his birthday; a storm creates a hole in the walkway to Carl's house.

Liana accidentally submits art that Stu made and feels guilty taking the credit for his work; Lyla and Luke perform an "Anansi" folktale puppet show.

Brad learns that asking questions can help him feel less afraid; overcoming a challenge makes Yadina feel proud.

Alma and Uncle Nestor get separated from the rest of the family on the subway; Alma and Junior are excited about their new neighbors.

Orli has taken on too many things at once, in addition to helping Orwell keep HQ running; The Oddness Monster needs to be watched.

Molly and Tooey decide to make a few of their own Alaska Native superheroes; Molly wants to fix up her old sled for Trini, but she's not sure she is ready to part with it.

As the team prepares for a creature costume party, everyone starts to notice strange things happening around them.

Anthropologist Niobe Thompson travels the world to uncover how the relationship between humans and horses evolved.

Anthropologist Niobe Thompson travels the world to uncover how the relationship between humans and horses evolved.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Rick Steves tours the Italian heartland, including Umbria, Assisi, Siena, and the Cinque Terre.

The seafood capital of Alabama, Bayou La Batre, and local favorite De Soto's Seafood Kitchen in Gulf Shores.

A recreation of Pink Floyd's legendary final "The Division Bell Tour," complete with a laser and light show, iconic circular screen, inflatables and theatrics.

A Beatles tribute band offers live performances of the group's hits. Songs include "Yesterday" and "Hey Jude.".

Tracing the band's whirlwind rise in 1963-1964; the creation of "A Hard Day's Night" feature film; the recording of songs like "I Should Have Known Better," "Can't Buy Me Love" and "Tell Me Why.".

Exploring Europe's Danube River, including secret tributaries, baby turtles and a waterfall riding kayaker.

A Marilyn Monroe-signed autograph; 1986-1987 Michael Jordan basketball cards and sticker; a Tiffany & Co. diamond and sapphire bracelet circa 1960.

A look at how the telescope was invented, from Galileo to Edwin Hubble, and how the invention reaches the universe 13 billion light-years out.

A 1941 Rolls-Royce Wraith center caps and certificate; 1934 All-American basketball team autographs; a Maynard Dixon oil painting circa 1913.

Headquarters of the European Union; medieval hospital; carillon concert; lace; art; Belgian chocolate.

Ball routine and other functional movements.

Stimulating digestion; reproduction organs; menstrual disorders; liver; kidneys.

The brothers learn about hunting mechanics from hammerhead sharks after Martin loses the Creature Power Discs.

Norman enters a gnome talent show; Pinkalicious and Peter learn that cleaning can be fun.

The Hunter kids head to the state park to learn why leaves change color.

Daniel takes care of the class pet; Daniel learns that taking care of Margaret makes him feel good.

Phoebe learns what privacy signs are and how to use them to communicate to neighbors; Jay gets nervous about getting a haircut.

When Oscar tries to find someone disappointed by his disappoint-o-meter, he accidentally makes them happy.

The wombats battle sea monsters, surfing scoundrels and pointy rocks on their way to make a sandwich delivery; Mr. E. buys a robot to hand out balloons.

Donkey accidentally breaks Grampy's favorite toy; Donkey and Panda play with a new Tater Buddy.

Rosie searches for an item to sell at the Neighborhood Market Day, but she struggles to find something just right; Rosie and her friend Javi decide to open a slime store.

Elinor learns about the importance of bones after she breaks her arm; the kids need to build a craft for the craft show and get inspired by mud.

Sheldon can't wait for Carl to play his favorite beach game; Lotta and her friends search for Lotta's lost blanket.

Lyla and her siblings figure out a new morning routine so they won't miss the bus again; Lyla wants to learn a popular clap and dance sequence -- the Carrot Cake dance.

Ruth Bader Ginsburg inspires Yadina to speak up when the girls are left out of a Nature Troop activity, and she realizes she has the power to create change.

Alma gets jealous when Rafia and Lucas talk about their fun playdate; conflicting opinions influence whether Alma wants to see a new movie.

The Mobile Unit helps the New York City Odd Squad when agents go on strike; agent-in-training Orpita does her agent profile report on Omar.

Molly thinks she has seen a rare Australian megabat; Travis helps Molly, Tooey and Trini earn their wilderness cleanup badge.

Exploring sound and vibrations; building a wooden piano; wave demonstrator; how a music box makes its sound.

A recreation of Pink Floyd's legendary final "The Division Bell Tour," complete with a laser and light show, iconic circular screen, inflatables and theatrics.

A Beatles tribute band offers live performances of the group's hits. Songs include "Yesterday" and "Hey Jude.".

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Legends of 1960s and 1970s soul music perform their biggest hits; acts include The Temptations, James Brown, Patti LaBelle, The Chi-Lites, The Spinners, Sam Moore and more.

Luther Vandross performs during a record-breaking 10 standing-room-only shows at London's Wembley Arena during his 1988-1989 world tour.