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Five ecosystems are reshaped by climate change as ice fields and underwater forests vanish and become replaced by new ecosystems.

Hidden secrets launch a son's life-long quest to discover a father he never knew; the story's intimate personal details of war speak to the archetypal trauma faced by veteran families of all eras.

A clock may have kept time for the entire Midwest during the 19th century; a document connected to a religious sect founded by a woman does not include her name.

Chair yoga slowly builds strength and flexibility over time, and is something that can be practiced in an office or while traveling.

Using a cloth to open tight shoulders; preparing for asana to strengthen lungs and optimize breathing.

Aviva and Koki are accidentally miniaturized and carried away by termites.

The Hunters learn how temperatures can affect outdoor plants and gardens.

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

Carl doesn't know what to do when Nico falls; Carl learns a new word -- shindig.

Daniel is upset when Miss Elaina declares she doesn't like egg salad; Daniel and Prince Wednesday learn they should be kind to each other, even if they disagree.

Phoebe and Jay learn how to sort items; Phoebe and Jay learn how to make food labels, so everyone can participate in the potluck.

Elmo, Chris and their friends on Sesame Street dress up as dinosaurs; with help from Elmo's book, they learn facts about dinosaurs.

Zadie and JunJun find multiple new uses for Sparkle Pants; Zadie, Cece, Clyde and Carly must find a game they can all play together that is fun for everyone.

Duck's magic trick goes awry, turning her neighbors' things into pickles; Donkey is afraid to scooter after a fall.

Rosie takes Mom out for Mother's Day; Crystal takes the kids to the merry-go-round at the amusement park.

While painting outdoors, Elinor and her class experiment with natural items that they find after they run out of paint; Elinor, Ari and Olive help Mrs. Hippo pick up litter.

Cloud Gate Dance Theatre in Taipei; one of Taipei's famous night markets; finding mindfulness through tea in the Alishan Forest; Bulareyaung Dance Company.

Hosts: Ryan Yamamoto, Jennifer Bowker and Deirdre Fitzpatrick.

Laying out the wiring for radiant floor heating; custom kitchen cabinets; work is done on the built-in bookcase.

A captive wildlife sanctuary where elephants roam free.

The meadow whirl quilt design celebrates pink and polka dots, as well as Angela Huffman's love of floating patchwork.

Putting the finishing touches on a quilted photograph wall hanging; improving a design with specific fabric values and positioning fabric pieces in an organic matter.

A family hotel and restaurant in Scala, a sleepy town on the Amalfi Coast, offers good, simple food from an organic garden.

Alma tries to keep her new cleats clean; Alma upsets her friends by changing the rules.

Ozzi and Orli go on a mission to catch the villain who is ruining the Triangle Sisters' café; Opie must collect enough money to pay for Captain O's 10-layer birthday cake.

While doing their annual Laundry Day, the Kratt brothers disagree on what is better -- blue oceans or green forests.

Brain, D.W. and Bud explore the inner workings of the brain; Brain may finally see a meteor shower.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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.

Margaret Hoover leads interviews and debates.

Brian and Darren Hefty offer tips to the farming community including farm basics and pesticide tips.

Social, political and economic trends of American agriculture.

Discovering Brahms' private world in Germany, including his personal photo collection and a visit to his summer hideaway.

Marquis de Lafayette left France at the age of 19 and helped fight for America's freedom.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

The gang screens "I Bury the Living," about a cemetery director who believes he causes the deaths of clients.

The occupational hazards that cardiovascular interventionalists and their teams face from radiation exposure in cardiac catheterization laboratories and new solutions to keep them safe.

Bluegrass musicians Cutter & Cash; yodeler Phoebe White.

Exploring blooming annuals at Bergeson Nursery; how gardeners can maximize color.

Puppet Daniel Tiger wonders if he is a mistake.

Binky doesn't like the funky experimental music group that's touring around Elwood City; a new ice cream shop threatens to put Brain's shop out of business.

The Kratt Bros decide to split up to investigate the lives of being a predator and a prey.

The Hunters find a stowaway in their picnic basket, a little furry dog.

Lyla and Everett coach Luke, Stu and Idris in soccer drills before their first practice; Liana and Louise decide to switch rooms with Lyla and Luke.

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

Daniel learns he can have fun on his own, with creativity and imagination; Daniel and his friends make up silly games to play.

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.

Minnesota's current affairs.

Sculptor Akinsanya Kambon talks about how art keeps spirits alive.

A collection of first-term lawmakers navigate their second year at the legislature.

Brian and Darren Hefty offer tips to the farming community including farm basics and pesticide tips.

Social, political and economic trends of American agriculture.

Relocating and rebuilding the original built-in China cabinet in the dining room; installing bathroom sconces; prepping the front door for a new mortise lock.

A California rice farmer sells his crop directly to consumers; Wisconsin high school students exchange "sweets and treats" for a lesson in healthy eating; turkey burger recipe; a Virginia farmer who set a national record in hauling corn.

Learning about joinery hand planes, files and rasps; simple techniques for making mortises.

Fried meatball tacos; crab rangoon ravioli; Reuben.

The secrets of great strudel and schnitzel; making Austrian pork schnitzel; how to make homemade spatzle.

The annual Patriots' Day festivities in Lexington and Concord, Mass.; the Great Schooner Race in Rockland, Maine.

The meadow whirl quilt design celebrates pink and polka dots, as well as Angela Huffman's love of floating patchwork.

Audrey Busch oversees hundreds of hydrangeas at the Minnesota Landscape Arboretum; when and how to prune hydrangeas to ensure maximum flower power in the garden.

Science, health, technology and environment experts and professionals address issues such as artificial intelligence, medicine and climate science.

Joseph Habedank delivers honest songs of hope, including "Why Me Lord," "I'm Free" and more.

A guided tour of Zurich; Museum Fur Gestaltung; Felsenegg cable car ride; Mount Uetilberg; Hiltl, the oldest vegetarian restaurant in the world; Yonex Badminton Halle.

Fishing for sturgeon on the St. Croix River; the Minnesota Aquatic Invasive Species Research Center's new methods of restoring native aquatic plants in the state's lakes.

Join us around the campfire for spooky and strange stories from the midwest.

A new generation of entrepreneurs reimagine Duluth, Minn., as a cultural hub, embracing its industrial past, natural beauty and creative spirit.

A street golfer is set up to look as if he was killed in a hit-and-run, while explosives mysteriously go missing from a local quarry.

Musician Shakey Graves covers blues, folk, country and rock.

Progressive R&B from rapper Lil Yachty; singer and violinist Sudan Archives.