WCTE-DT

The science behind sound waves; designing a gumdrop wave machine; ultrasound engineer Lalita Udpa.

The owner of a carpet cleaning company and a radio disc jockey discuss managing debt.

Captain Elmo's solo mission to Jupiter is interrupted when his friends join and mess up his plan; Grover tries to fix the spaceship boosters.

Alma and Uncle Nestor get separated from the rest of the family on the subway; Alma and Junior are excited about their new neighbors.

Molly and Tooey volunteer to help Nina count the endangered beluga whales in Cook Inlet; a blizzard forces Molly and Trini to stay inside; while looking for a new game to play they find an Alaskan Native yo-yo.

Yadina gets advice from Abraham Lincoln after she accidentally loses her friend's toy; Jane Jacobs inspires Xavier, Yadina and Brad to rebuild their fort.

A Philip Margetts archive; Patek Philippe ladies' watches; Japanese silk needlework circa 1910.

How cultural traditions have led to remarkable innovations, from navigating the featureless Arctic to building energy-efficient homes in the desert.

Exploring how supermarkets have reshaped lives and the planet, from New York to rural Thailand.

In humankind's conquest of planet Earth, improbable allies -- species recruited from nature -- are relied on to help defeat adversaries.

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

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.

Hundreds of diverse choral groups from all 50 states perform a new work in celebration of the 250th anniversary of the signing of the Declaration of Independence.

Bruce Springsteen talks about his career, legacy, America 250 and the opening of the Bruce Springsteen Center for American Music at Monmouth University.

Folk music icons and legends gather to share their stories and melodies, celebrating the first inductees into the hall.

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

Archaeologist and historian Dr. Cheryl LaRoche discusses AME Bishop Paul Quinn's role in freedom movements.

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

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Margaret Hoover leads interviews and debates.

The family stories of political organizer Donna Brazile, actor Ty Burrell and artist Kara Walker.

Hundreds of diverse choral groups from all 50 states perform a new work in celebration of the 250th anniversary of the signing of the Declaration of Independence.

Bruce Springsteen talks about his career, legacy, America 250 and the opening of the Bruce Springsteen Center for American Music at Monmouth University.

Arthur and his friends enter a poetry contest; Arthur takes on a group that wants to pull his favorite books from the library.

On their annual laundry day, the Kratt brothers disagree on whether blue oceans or green forests are better; Aviva demonstrates how oceans and forests work together.

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

Lyla, Luke and Everett look for buried car keys at the beach; Lyla and Everett write a Super Stu comic.

Carl tries to add other colored karate belts to his collection without having to practice and earn them himself; Carl's upset when his cucumber seeds don't sprout.

The children put on a show at school, each doing something that makes them special; Dad reminds Daniel of the things that make him special.

Phoebe and Jay accidentally get paint on the mail and have to decode addresses; Phoebe and Jay find their parents' box of memories.

Wood carver Randy Walters' work includes historical and whimsical figures, walking canes with adornments and castle gargoyles.

Touring a renovated ranch and brand-new ADU, reviewing shared systems and exterior plans while exploring how the new spaces function for the family.

Installing a weatherproof outdoor TV enclosure; essential preparation to take before a renovation; replacing a crumbling fire pit with a sleek, modern square design.

A shop upgrade includes adding outfeed support for the table saw and storage for its accessories and gear.

Holy Thursday meal featuring a hearty meat-packed gumbo z'Herbes served before fasting begins; fried chicken; a classic French 75 cocktail.

Sugar steak with rosemary pan sauce; using a sheet pan to make Turkish beef and pistachio kebabs; beer-braised short ribs with mustard and dill.

Pueblan pork tacos with chipotle and yogurt sauces; favorite ice cream scoops; mini chocoflanes.

Lemon-braised chicken with pearl couscous, artichokes and chickpeas; dish soap; the power of evaporative cooling; fattet hummus (crispy pita with garlicky yogurt and chickpeas).

Visiting Casa Madero in Parras; the Chavez family makes traditional Mexican sweets by hand; pine nut mole with roasted chicken; rice with dates and apricots.

Traveling the highways and byways of Tennessee.

Epic outdoor adventures with the protection and preservation of Tennessee's natural resources.

A weekly Tennessee gardening series featuring tips, recipes and tours.

Horticulture expert Dr. Chris Cooper and other experts share their garden wisdom and answer e-mails and letters about lawn and gardens.

A garden that has seen some tough times is revitalized.

Road testing the Mercedes-AMG E53 Wagon; Subaru's smallest EV, the Uncharted.

Making a travel trio bag set; a jewels and treats bag; curling iron tote; a tee with secret pockets for valuables.

To celebrate 250 years of American patchwork, the International Quilt Museum delves into the quilts and objects that made this art possible.

The women reunite with their coaches to reveal surprising progress; Jovanna prepares to teach her first couponing class; Kristina celebrates financial wins; Amber's budgeting brings homeownership closer than ever.

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

The Gaither Vocal Band, The Gatlin Brothers and The Oak Ridge Boys reflect on their gospel roots and perform; songs include "I'll Fly Away" and "Jesus Loves Me.".

Alphy finds himself adrift following his mother's departure, until a mysterious case forces him back to work; Geordie accepts a promotion that could end their partnership; Leonard rediscovers his calling; Cathy faces temptation at CeCe's.

Alphy's trip to reconcile with his mother takes a shocking turn when a passenger is murdered and he becomes the prime suspect; Leonard defends Raymond from Geordie; Miss Scott hides a big secret.

Grammy Award-winning R&B innovator Miguel performs songs from his album "CAOS," alongside fan favorites.

Singer-songwriter, producer and musician Liza Lo; songwriter Jack Barksdale; country roots singer-songwriter Kody Hatton.

Martha Spencer performs with the Wonderland Country Band; Danny Paisley and the Southern Grass perform American bluegrass.

Alphy finds himself adrift following his mother's departure, until a mysterious case forces him back to work; Geordie accepts a promotion that could end their partnership; Leonard rediscovers his calling; Cathy faces temptation at CeCe's.

Alphy's trip to reconcile with his mother takes a shocking turn when a passenger is murdered and he becomes the prime suspect; Leonard defends Raymond from Geordie; Miss Scott hides a big secret.

Grammy Award-winning R&B innovator Miguel performs songs from his album "CAOS," alongside fan favorites.

Singer-songwriter, producer and musician Liza Lo; songwriter Jack Barksdale; country roots singer-songwriter Kody Hatton.

Muffy wants a Dream Bouncy Castle for her party; Francine and Muffy set up their older siblings.

A joey steals car keys from Martin and Chris.

The Hunters investigate a mysterious rain that happens with no clouds in the Indonesian rainforest.

Lyla and a new friend build a spaceship; Lyla learns her sisters can predict what the other wants, so she tries to do the same with Luke.

Lotta is determined to show Skyler that she is more than just "headphone girl"; the new kid in school causes a hullabaloo on the playground.

Daniel finds out he is going to be a big brother; Daniel wants to help prepare the baby's room but struggles with having to give up his old things for his new sibling.

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

Cookie Monster uses his new Cookie Cart to bake for his friends; Grover tries magic to entertain his friends.

The Wombats organize the Treeborhood Talent Show; Zeke searches for a collection to call his own for the Treeborhood's Collection Bonanza.

Donkey and Panda camp out to see the Bright Bugs; Panda feels tired of his purple things, so Donkey helps him take a break.

The kids offer to help Cora's mom by becoming Skillsville Game Testers; Rae takes on the role of an interior designer.

The ways humans often see the concept of the future; the crucial need to think much bigger about what could come next; how everyone has more personal agency than they realize.

NFL player-turned-songwriter Mike Reid talks about his unlikely career transition.

Singer-songwriter, producer and musician Liza Lo; songwriter Jack Barksdale; country roots singer-songwriter Kody Hatton.

The Booth Brothers perform with the Jim Brady Trio; songs include "I'm Feeling Fine," "Jesus Saves," "Welcome to the Family," "In the Sweet By and By," "Down by the River," "Because He Lives" and "He Saw It All.".

Watery journeys through history and diverse landscapes.

Exploring the small Caribbean island of Nevis as it operates today, from dive masters and business owners to resort leaders and community voices navigating growth and preservation.

Exploring the backstreets of Cairo on a tuk-tuk; baking pita bread; chiseling a tombstone; King Tut's gold; the ancient Sphinx; climbing to the center of a pyramid.

The vast, arid Basin and Range Province features stunning geology, wild horses and abandoned mines.

Renowned Irish musicians perform live across Ireland's scenic landscapes.

Banjo player Kyle Tuttle performs with his band.

Experts analyze prominent international affairs topics and America's role in a shifting world.

As Judith and Suzie work with the police to find the killer, tensions rise among Becks' friends in the house.

The murderer in Corfu claims another victim; Eliot's condition worsens and Susan unexpectedly finds herself a suspect in a murder case.

Cushla's relationship with Michael deepens, despite growing tensions at home and school; Gina's drinking worsens, and family pressure mounts; Cushla learns unsettling truths about Michael's past, but passion and tenderness draw them back together.

An extravagant house party at the abbey gives the Crawleys a chance to reconnect with old friends, but some guests prove more welcome than others, and along with the celebrations come deceit and heartache.

Edmond continues to infiltrate the lives of his betrayers, uncovering more dark secrets; Mercedes starts to suspect Edmond's true identity.