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Animal parents balance risk and reward to raise their young in grasslands; wild dogs must control their teen pups for survival; an expecting langur learns parenting skills by babysitting.

Scientists conduct the largest animal communication study in history to see if innovative word buttons truly enable dogs to talk.

Professor Mark Horton takes a journey across Britain to prove real events and places inspired the chivalric myths of King Arthur and the court of Camelot.

Newsreaders Natasha Kaplinsky and Michael Buerk embark on an adventure around Sussex; Michael tastes the delights of Hastings and Natasha meets some woolly friends who played a vital role during the industrial revolution.

Exploring the intersecting and diverging fates of the Black and Jewish communities up to the 1920s.

The roots of basketball pros Brittney Griner and Chris Paul.

Host Priscilla Patrick leads a daily workout in Hatha yoga.

Host Priscilla Patrick leads a daily workout in Hatha yoga.

Practicing vinyasa, moving fluidly with the breath.

Chris sets up a massive cross-country race in the North; each team member sets off across the tundra with little more than one form of transportation and a small pack of gear.

Lily and her family discover a surprise and also embark on a weather hunting expedition.

Lyla overcomes her fear of rock-climbing; a riddle game about everyday objects made by Black inventors.

Carl and his pals are excited about trick-or-treating until Forrest shares a spooky rumor that Mr. Price is a wizard who turns kids into chicken noodle soup.

Daniel and Katerina have to make their own noisemakers when Margaret wants her rattle back; Daniel, Prince Wednesday and Miss Elaina create a pretend neighborhood.

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

Rudy is afraid of getting a shot at the doctor's office, so Nina and Abby play pretend to show what the visit will be like so he can feel less scared.

It's Backwards Day in the Treeborhood; Cece, Carly and Clyde have fun with patterns.

Donkey and Panda compete in the Breakfast Bowl; Donkey, Panda and Bob Dog plant Dancing Dandelion seeds and look for the right music to help the flowers grow.

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.

Pinkalicious can't wait to make valentines for her class party, but Cupid offers her a trade that turns her plans upside-down.

Molly and Trini gather supplies to make suncatchers for their friends, but they lose the beads on the way home from Nenana; Molly wants to surprise Mom with a pair of traditional beaded slippers for her birthday.

Xavier and Brad turn to Florence Nightingale for help with curing Yadina's hiccups; George Washington Carver explains the importance of plants.

Culinary Institute of America teacher Markus Farbinger bakes warm poppy-seed torte with poached apricots.

The modest 1720s gambrel has been restored, complete with a new ell and barn element; the crew gets a tour of the changes.

Creamy couscous risotto with asparagus; yogurt panna cotta with sumac syrup; lahmajoun, a yogurt flatbread topped with spiced meat and arugula.

Egg, kimchi and avocado sandwiches; electric gooseneck kettles; gadgets that keep coffee hot; Spanish migas with fried eggs.

A big box store places a huge order and the team must redesign packaging; a visit to McLeod Farms to create a peach biscuit; chef David Porras turns up the style on Carrie's french onion soup recipe.

Basic serger skills; adding puffing or textures; serging on ribbon trim.

Phryne has been chosen to lead the flower maidens in the annual Flower Parade; a body of a young girl is washed up on the beach.

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

A landscape painting boasting the final brilliant embers of a cold winter evening sky.

Detroit Jiu-Jitsu Academy in Dearborn, Mich., has cultivated a community of discipline and respect that prides itself on training "bully-proof" children.

Visit Civil Rights landmarks and historic locations across South Carolina that reveal the people and places that helped shape the state.

Ten black college students went into McCrory's, ordered food, were denied service and asked to leave. When they refused, they were arrested for trespassing.

Documentary detailing the founding of Voorhees College and the biography of Elizabeth Evelyn Wright.

A famous crime author arrives in Brokenwood to give a reading of his latest novel and ends up falling victim to a murder portrayed in his book.

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

Removing aluminum siding; installing a new steel beam.

Cleaning up paint when it spills on the floor; how 3-way switches work and common wiring mistakes; installing a classic wooden split rail fence.