KETC-DT

Exploring the quantum universe.

Mapuche Indians and German and Italian immigrant communities of southern Chile.

A sweet morning winter scene includes a gnarly tree trunk and leafless limbs.

Desert sculptures; shipbuilder John Taylor; Rock & Roll House; Queen Califia's Magic Circle.

Celebrating Halloween in Ireland's Ancient East; the Puca Festival; Wexford Opera Festival; sampling markets, pubs and restaurants.

A royal tour of London begins at Buckingham Palace; Houses of Parliament at Westminster; Churchill's underground war rooms; cruising the River Thames to the Tower of London.

Two veteran pollsters discuss climate, environment and energy; featuring Ashley Grosse and Alec Tyson.

Chris and Martin search for an obscure rain forest creature.

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

Cora cleans the Beeples' teeth at the dentist's office, but finds it challenging to get them to cooperate; Rae needs to come up with the next best flavor of Beepy Bites Snacks.

Dylan is excited to play his new game, but things take a turn when the game pieces fall into a floor vent; Carl is determined to get into the FuzzyWorld Book of Records.

Daniel and Miss Elaina don't want to stop playing when it is time for Quiet Time at school; Daniel finds something that will help him rest.

Phoebe and Jay set a new record for the longest paper airplane fight; Phoebe and Jay learn how to build a stable pillow fort.

After looking at the moon through Yasmine's telescope, Tamir, Elmo and Zoe pretend to be astronauts traveling to the moon.

What's great, in Greater St. Louis.

Learning the art of making pizza at home at King Arthur Baking Company in Vermont; glazed crullers at Lou's Restaurant; rowing with Olympic gold medalist and Dartmouth College head coach Wyatt Allen.

Jeff, Zack and Dave, along with local guides, discover the history and culture of Hvar's past.

Exploring Bologna's Piazza Maggiore, hidden canals and walking the portico to the San Luca sanctuary; shopping the Quadrilatero; a historic cutlery shop; a twins-run leather boutique.

Exploring what can be done to protect both the right to speak and the right to hear; how companies can ensure that open communication remains a cornerstone of democracy.

The Amalfi Coast: Positano resort; Sorrento; ancient Greek temples at Paestum; the Blue Grotto.

Reverend Mother Adrian surprises the sisters with a weekend away, but they find naked hedonists in the pool; when Charity Gray is found dead, Sister Boniface suspects poison.

The team investigates family, friends, and rival neighbours following a chilling discovery.

Sidney and Geordie try to connect a murder to a series of post office robberies.

Sidney and Geordie look into the killing of a young factory worker; someone from Mrs. Maguire's past resurfaces.

Both Sidney and Geordie try to right a wrong; Mrs. Maguire turns over a new leaf; Amanda gives Sidney an ultimatum.

Experts analyze prominent international affairs topics and America's role in a shifting world.

Margaret Hoover leads interviews and debates.

In the summer of 2014, a World War II veteran sneaks out of his care home to attend the 70th anniversary celebration of the D-Day landings in Normandy.

When the Titanic goes down, Lord Grantham loses his heirs, and Mary loses her fiance.

In 1952, Hollywood power couple Lucille Ball and Desi Arnaz face a series of personal and professional crises that threaten their careers, their relationship and their hit TV show.

Baroness Oona King and Dame Jenni Murray go head-to-head around London; Baroness Oona visits a band of female pioneers and Dame Jenni learns the story behind an organization that transformed animal welfare.

Elizabeth I's image as a warrior queen, facilitated by myths and secrets about her victory over the Spanish Armada, shaped British national identity for centuries.

Jogging in Hyde Park; British Museum; Victoria and Albert Museum; East End food tour; celebrating London's regeneration.

Farmers raise tropical crops and pepper in the Amazon.

A secluded, silent spot deep in the woods offers comfort and calm.

Sculptor Donald Keeney; Oop Land; Ran Horn's Van Gogh Gallery; H&H Carwash; Casa de Azucar.

A visit to the Cape of Good Hope includes encounters with ostriches and a colony of 3,000 African penguins; a safari at Shamwari Game Reserve, a 61,000 acre preserve.

Jogging in Hyde Park; British Museum; Victoria and Albert Museum; East End food tour; celebrating London's regeneration.

Aligning and strengthening the hips and feet to improve balance; strengthening the core and hips to improve balance and posture.

News. Reporting on the day's international news from London and from BBC correspondents around the world.

The Hunters head to a nearby mountain to learn about snow.

Lyla and Ale make an escape-proof container for her pet tarantula; rain keeps the kids inside, so they recreate park activities indoors.

Lotta is frustrated learning a new dance, but realizes it is ok to experience music in her own way; Sheldon worries about telling Carl that he doesn't want to play pirates anymore.

Daniel's rushing to go on a boat ride causes him to break his toy boat.

Phoebe and Jay are asked to bird sit; photo time leads Jay to an outfit disaster.

Big Bird is meeting Snuffy at Hooper's for lunch, and everyone decides to surprise him with a Snuffy-sized sandwich named after him, the Snuffwich.

Mr. E learns a dance for Friendship Day; Super, the Wombats and the Boo Boo Blimp to the rescue when the power goes out for the Friendship Daylight Show.

Rosie and Javi's pirate adventure goes awry; Rosie has trouble choosing a job at the first Fun Club meeting.

Elinor, Olive and Ari disagree about the best way to build a couch cushion castle; when Ari misplaces the group's favorite ball, they discover that he needs a system for keeping track of his things.

Alma is consumed with her starring role in a musical; Alma and Harper have a playdate at the Rivera house.

A Cartier Art Deco Tutti Frutti clutch circa 1925; a Carl Kauba cowboy bronze circa 1900; a Sumerian cuneiform tablet.

In the summer of 2014, a World War II veteran sneaks out of his care home to attend the 70th anniversary celebration of the D-Day landings in Normandy.

Molly finds a lost baby beluga and tries to reunite it with its mother; Molly and Grandpa Nat try to retrieve Molly's fishing hat after it floats away.

Martin and Chris uncover a plot by Donita Donata to capture sea horses to make living jewelry.

Olive and Otto are zapped into a comic book.

When Binky's family adopts a baby girl from China, Binky worries about how his life will change and if his new sister will like him.

Alma is consumed with her starring role in a musical; Alma and Harper have a playdate at the Rivera house.

A detailed look into news stories from around the world from the BBC news desk in Washington, D.C.

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

Finds include a 1961 JFK Santa Claus Letter, a 1979 Ed Ruscha Stage Fright ink on paper and a John Juzek violin circa 1950.

An 1880 Celia Thaxter hand-painted vase; a 1964 Presidential Rolex with the box and papers; a Mary Elizabeth Price painted screen circa 1925.

Filmmaker Vicky Du traces her family's mental illness back to the Chinese Communist Revolution of 1949.

Twenty-four hours a day, the latest national and international stories as they break.