WCTE-DT

How the human skeletal system stores calcium and phosphorous and produces blood cells; no-hands crutch; orthopedic surgeon Julie Dodds talks about her career in sports medicine.

Stories behind the Frisbee, Slinky and blue jeans; an entrepreneur's lemonade stand became so successful she was able to make over an entire park.

When Oscar tries to find someone disappointed by his disappoint-o-meter, he accidentally makes them happy.

Alma and Rafia try to give away rubber bands; Alma and Rafia think they've invited too many people to Safina's bake sale.

Molly wants to keep a frog as a pet -- until she realizes it requires high-maintenance; Molly and Tooey can't wait to see the petroglyphs at the beach.

Gwen Ifill shows Yadina that asking questions is a great way to get information; Matthew Henson shows Xavier and Brad that they can learn from each other.

A Van Cleef & Arpels diamong ring; an 1897 San Antonio Folk Art carved cane; a Käthe Kollwitz print and drawing.

Rebecca Hall and Lee Daniels research their family histories.

Tracing Missouri's lasting role in U.S. history, from Indigenous cultures up to the brink of the Civil War.

Our Vanishing Florida Americana showcases photographer Mike Lassiter's quest to capture the essence of Florida's back roads, coastlines, and main streets.

Presenting a round-up of the most recent news and developments from across the world.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day.

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

Exploring the unique evolutionary journey of woodpeckers and the role they play in every ecosystem, except Antarctica and Australia.

Archaeological investigations into the origins of democracy in Greece 2,500 years ago; mass graves and ancient ruins where tyrants were murdered shine light on the birth of a revolutionary form of government.

From New York to Kolkata, dicovering the surprising and beneficial ways urban wildlife transforms cities into thriving, shared ecosystems.

The story of Wes Jackson, a visionary scientist, farmer, and co-founder of The Land Institute. Jackson inspired a global movement toward sustainability through his work in perennial and natural systems agriculture.

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

Ralph E. Gomory, president of the Alfred P. Sloan Foundation, considers if there is a magic economic plank for any political party to adopt.

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

Exploring the unique evolutionary journey of woodpeckers and the role they play in every ecosystem, except Antarctica and Australia.

Archaeological investigations into the origins of democracy in Greece 2,500 years ago; mass graves and ancient ruins where tyrants were murdered shine light on the birth of a revolutionary form of government.

From New York to Kolkata, dicovering the surprising and beneficial ways urban wildlife transforms cities into thriving, shared ecosystems.

Photographer John Guider embarks on a month-long adventure canoeing all 270 miles of Middle Tennessee's Duck River.

Massage helps release tension.

A full body workout strengthens each muscle in the body while targeting the shoulders.

The Kratt brothers use a new archery skill to rescue baby animals from Donita Donata's yacht.

The Hunters search for a way to monitor the weather after they lose power during a thunderstorm.

Lyla has to help multiple people but rushes each task, which makes things worse; Lyla must use her left hand after hurting her right wrist.

Carl takes his friends on an "Amazing Smell Tour of Fuzzytown," but Lotta doesn't agree with Carl's list of the best smells; Carl and his friends go on a camping trip.

Daniel takes a spoon away from Margaret, which makes her cry; Teacher Harriet explains that you should ask first before taking something away from someone.

Phoebe and Jay use Miss Jean's field guide to identify their new butterfly friend; Phoebe gets courage to perform at the talent show.

Dusty, Dott, and Alphabott team up to explore the letter d -- how it is written, the sound it represents, words that use the letter d; Dusty and Dott discuss the importance of being flexible when plans do not go as expected.

How rockets lift off the ground; designing a water bottle rocket; astrophysicist Shannon Schmoll, Abrams Planetarium; Mary Palkovich.

Two teams set up identical lemonade stands, with each team deciding the price and promotion strategy to sell the most product.

Elmo tries to win a race without eating his sandwich, but learns that eating healthy food will give him energy; Cookie Monster tries to eat the sandwich for himself.

When Alma and her family travel to Puerto Rico to visit Papi's family, Alma can't wait to dance Bomba on the beach; her dancing plans are put on hold when an unmarked package containing a beautiful Bomba skirt is dropped in front of her bisabuela.

While fishing, Molly and her cousin, Randall, encounter a sea lion with a strange word written on its back; Molly's scout troop halts its hike when Trini scrapes her knee.

Xavier and Yadina overcome a sibling spat with the help of Confucius; Sacagawea helps Xavier and Brad realize that just because Yadina is younger, she can do more than they think.

Hand-colored Andy Warhol lithographs; southern dolls, including an "Alabama Baby" doll purchased for 50 cents; Frederic Remington portrait with a letter from the artist.

Exploring the unique evolutionary journey of woodpeckers and the role they play in every ecosystem, except Antarctica and Australia.

From beavers reshaping wetlands to crayfish living deep underground, aquatic systems reveal the prairies' hidden vitality.

Revealing Earth's ecosystems through radical shifts in scale, from microscopic wildlife to the planet's most iconic animals.

PhD candidates Kelsey Richardson and Teagan Reasch discuss their research and how federal funding cuts may affect the academic and science environments.

Presenting a round-up of the most recent news and developments from across the world.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day.

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

Join Avery Hutchins, WCTE PBS President & CEO, when she sits down with locals from Smithville, Tennessee to discuss the history of multiple households and events that occurred within their walls.

Triple C Ranch, Collins River BBQ, Miss Sallies Grocery, the Harvester venue and The Table.

Montgomery Bell State Park; the City Cafe in Murfreesboro, Tenn.; a man creates furniture of varying styles for businesses, modern homes and historical sites; West Tennessee Delta Heritage Center.

Boat ride on Norris Lake; bass fishing; paddle sports lessons; prairie fire.

Bluegrass at full throttle with the quartet Armchair Boogie from Madison, Wis.

The four-piece rock band Night Moves pairs massive pop hooks with yearning melancholy; featuring a performance by Shady Cove.

Allison Russell and her musical collective featuring Joy Clark, Caoi de Barra, Caoimhe Hopkinson and Elenna Canlas.

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