WGBH-DT

Alexa sets out to prove the innocence of a champion thoroughbred blamed for the death of his handler at a stud farm, where secrets lurk and blood is thicker than water.

Humphrey and his team are baffled by the mysterious disappearance of an entire family; Martha prepares for the launch of her café but is thrown when a face from the past shows up.

An impossible crime unearths a devastating family secret.

The history of unique American horse breeds, including the mustang, Appaloosa, Morgan and quarter horse, that helped shape the nation and the people who continue the tradition of caring for them.

Why restoring nature may be the best hope for fighting climate change and slowing down global warming.

Muffy learns about her great-great-grandmother; Arthur doubts a decision he makes during a baseball game.

Odd infestations send Ms. O from her office; Ms O. needs help tracking down her old partner.

The brothers are trapped when their submarine loses power.

As a hurricane approaches, the Hunter kids learn about preparation and safety, moving furniture inside and checking their emergency supplies.

Lyla and her family must figure out a way to get Stu back home when he gets lost delivering cookies.

Arugula and Carl go on an adventure as archaeologists; Carl spots a UFO on Mother's Day.

Chrissie encourages Daniel to ride a horse; Margaret gets scared when fireflies crash the family picnic.

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

While Abby and Elmo work together to find a lost Bubble Bug, Grover and Cookie Monster stay behind to take care of the fairy garden's magical beasties.

The Wombats lose Snout while helping Mr. E wrap boxes; Snout sends a postcard to Zeke.

Donkey wants to make Grampy a surprise birthday breakfast, but none of her flapjacks will fly; Panda's toy pickle gets stuck between two rocks.

Rosie, Crystal and Iggy try to recreate Mom and Papá's beach anniversary tradition at home; it's Chiles en Nogada Day, but when Papá loses the recipe, it's up to Rosie to figure out who else might have it.

Elinor and her dad learn how to make their own chocolate; after accidentally breaking a jade plant, the kids learn how the plant grows.

Alma tries to help Mami fix the mofongo; Alma takes her sports rivalry with Eddie too far.

Molly and Tooey are confused when Trini refuses to join the basketball team because of polar bears; Molly's trip north to surprise Nina for her birthday is jeopardized by a moose blocking the runway.

Helen Keller teaches Yadina that there are many different ways to learn; Alexander Graham Bell shows Xavier and Yadina how to help Brad after he loses his voice.

Pati reconnects with her Jewish heritage in Mexico City; pancakes and chilaquiles at Niddo.

Double-glazed salmon with lemon and thyme; natural cleaning sprays; tofu; kale salad with radishes, grapefruit and candied pepitas.

Scientists, citizens and activists restore the environment thanks to a new understanding of nature.

The dangerous journey of the Pachyrhinosaurus, where survival is at stake during the annual migration hundreds of miles north.

In Swannanoa, Kevin helps Jim's brother Bill tile a bathroom; father and son roofers JD and Jayden; removing rot and replacing the damaged area of Paula's deck.

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.

Coverage from Washington, D.C. and London, with a regular panel of guests from across the political spectrum discussing the biggest stories of the day.

The tranquil isle of Iona; Staffa's puffin colony; Isle of Skye's Iron Age forts, thatched crofter huts and Trotternish Peninsula; sailing to Orkney; Scapa Flow.

A trip to the Grand Canyon marks a new chapter for Lisa; Martha recalls a trip to Yellowstone National Park where her mother comes in contact with a bear; Jynelle finds strength in the woman who taught her how to rise.

Srilatha Rajamani's world turned upside down when she discovered the hidden "A" in LGBTQI_+; queer stage and film director Kevin Newbury receives a time capsule; Jamie Mulligan's 20-year journey of transition and self-love.

President George H.W. Bush's role as leader of the first Gulf War, through the final days of his presidency.

A look at the documentary series by Ken Burns that illustrates how the American Revolution came to life.

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

Exploring how a city like New York might change its economic model; a report on Cooperative Home Care Associates, the largest worker-owned cooperative in the U.S.

Founder and CEO of Reset Digital Charles Cantu discusses building equity in the digital marketplace.