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Exploring the history of the Milky Way, including what shaped this spiral of stars, gas and dust and what its destiny will be.

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

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

Exploring the Caribbean heritage of actors Liza Colón-Zayas and Delroy Lindo.

When the Soviet Union falls, Russia welcomes U.S. astronauts to their space station, Mir, but cooperation between former Cold War enemies is threatened by a run of disasters onboard.

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.

Ari Wallach explores how this historically transformational moment offers unprecedented possibilities for new and needed futures.

Strengthening the core with simple moves, along with gentle stretches for the chest, back, hips, legs and more.

Strengthening the spine.

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

Buster starts an archaeological craze when he finds an arrowhead; Arthur attends a medieval fair.

Grover tries to cheer up Elmo, who is feeling sad after his dad leaves for a work trip.

Omni and Onom must track down a mysterious creature with a peculiar habit; Orli has to help new recruit Osric complete his training.

A rare Golden Bamboo Lemur is born.

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

Lyla and Luke create and act out variations on a fairy tale; Lyla, Louis and Stu track down a lost package.

Nico is tired of being mistaken for her twin sister; Carl is upset when Nico breaks the Lint Dinosaur Monday rules and makes a Lint Monster instead.

Prince Wednesday wishes he weren't so little; Daniel helps Dad build a playhouse.

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

At the Sesame Street Jazz Festival, Elmo and Zoe learn to improvise, listen to each other play and take turns.

Zadie tries to help Zeke overcome his fear of riding a two-wheeler; the Wombats design a gift for baby fish.

Duck Duck can't figure out how to fly Harriett's new Swoop-a-rino; Donkey takes Duck Duck on an adventure.

Rosie makes a dance party island in her backyard, but the flag she puts up causes confusion; Rosie decides to be the mascot for Javi's soccer team.

Honeybees disturb Elinor, Art, Olive and Koa during their picnic in the forest; the kids work together to move their dirt bike path so turtles can get to the water.

Chacho chews up the socks that Alma plans to donate; Alma and friends make an animal show.

In Canada, a baby turtle ventures through a forest in search of the lake where she will spend the next 50 years; a young bush baby in South Africa searches for a new home.

Exploring survival methods post-tsunami in Sri Lanka, including stick fishing; hunting and surviving with the Veddas.

Experiencing Texas through the perspective of a storyteller.

Paul Revere Jr. silver tablespoons; a 1942 DC Comics promotional Superman figurine; a 1974 Sam Gilliam June 5 acrylic painting.

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.

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.

A couple is murdered near a house that is said to be haunted.

A couple is murdered near a house that is said to be haunted.

The body of a murdered girl washes up by a pier, leading Gently and Bacchus to investigate the nearby holiday camp where she worked.