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

Arthur decides to sell old toys through his school's Website; the Tibble Twins want to take their grandmother out to dinner.

A Sandbeast makes things difficult when Little O attempts to record a training video for kids interested in becoming Odd Squad agents.

No-hassle 1/2-square triangle quilt blocks including the box quilt, shadow play, Godey design, square in a square, May basket and Nancy's spool blocks.

"Skinny quilts"; creative prompts that combine technique, form, subject matter and embellishment.

People who lost touch after the civil rights movement hope to reconnect.

When a student from a prestigious college is found dead, Will and Geordie must infiltrate the murky world of campus politics to find the killer; Leonard returns from Marrakech.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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

Harvesting crabs off Maryland's Eastern Shore; a crab feast with two sisters who started a crab business in Baltimore.

Exploring how the coverage of the unsolved 19th century case of Jack the Ripper created a template for the modern-day true crime obsession.

Tristan's romance with Charlotte is blossoming but he's nervous about impressing her dad.

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

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

Stay informed with the breaking news, stories and headlines from Europe, the U.S. and across the globe.

Native innovators lead a revolution in music, building and space exploration, from the surface of Mars to the New York hip-hop scene to the Pjn Ridge reservation.

Warrior traditions support athletes and connect people to combat, games and glory across Native America.

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.

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.

The slow and steady practice of hip opening and forward folds leads to a moving meditation and slow self-reflection.

Yoga breathing; stretching shoulders; expanding the chest; mind awareness.

The Wild Kratts search for the snub-nosed monkeys in the Chinese mountains.

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

Lyla and Ale make an escape-proof container for her pet tarantula; rain keeps the kids inside, so they recreate park activities indoors.

Carl's favorite sour pickle scratch-n-sniff sticker loses its smell; Carl notices that his baby blanket, Knit-Knit, has a hole in it.

Daniel and his friends dance, sing and tell jokes that show their love and care for each other; Daniel hides hearts around the house to show his love for Grandpere.

Phoebe, Jay and Lupe practice their fire safety plan when the fire inspector visits; Phoebe and Jay buy juice from Mr. Aguilar.

Grover and Cookie Monster learn all about how to take care of a kitten.

The Treeborhood is alive with sound patterns; Zadie loses one of Louisa's toys.

Donkey hosts Gator's game show for a day; Donkey joins the Balance Ball team but feels uncomfortable doing something new.

Rosie and Papa switch roles for the day, but it's trickier than they thought; Rosie tries to make a family tree for Valentine's Day.

Elinor, Ari and Olive play Snow Tag with their new friend, Gael the lynx; Ari makes friends with a rock.

Rafia and Alma have trouble ice skating; Alma helps Junior find his missing tooth.

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.

Brad is reluctant for Xavier and Yadina to read the comic he wrote because it's personal; Charles Dickens explains to Yadina that she doesn't need toys -- her imagination can make everything more fun.

Muffy worries she is no longer needed when her friends plan a successful bake sale without her; Arthur stands up for Mrs. MacGrady.

Orla shares the story of how she was chosen to protect the 44-leaf clover to stop the villain Jellybean Joe from causing oddness to the Mobile Unit van.

A warm winter morning.

The completion of a coastal Florida seascape scene.

Appraisals from Churchill Downs racetrack include a 1966 MGM Grinch figure, a Georgian & Victorian mourning jewelry collection and a Larson Brothers symphonic harp mandolin.

Charlie Phelps hires Eliza for a case involving his uncle, Dylan Cooper; it turns out that Scotland Yard is also after Cooper, putting Eliza in the middle.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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.

The French-American alliance changes the war and moves it to other theaters; navies battle off England and in the Caribbean, while armies advance in Indian Country and the South; the British take Charleston.

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

Stay informed with the breaking news, stories and headlines from Europe, the U.S. and across the globe.

The French-American alliance changes the war and moves it to other theaters; navies battle off England and in the Caribbean, while armies advance in Indian Country and the South; the British take Charleston.

The diverse ways that Native women carry forward deep traditions to better their communities, lands and the world.

The power of Native languages and the inspirational people who save them, from secret recordings to Star Wars films dubbed in Navajo.

A look at the life of Princess Margaret, whose life and loves reflected the social and sexual revolution that transformed Britain during the 20th century.

Preparing food in a restaurant; X the Owl's bossiness angers Henrietta.

Arthur decides to sell old toys through his school's Website; the Tibble Twins want to take their grandmother out to dinner.

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.

It's an exciting day for Lily and her family when they move into their new house.

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.

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

An orchid farm; creating an orchid wreath; caring for orchid plants.

Handling peppered cotton, a shot cotton fabric with a distinct warp and weave; the correct way to attach long strips to prevent waviness.

Oaxacan green mole with chicken; Oaxacan refried black beans; pozole rojo.

A classic recipe that uses both wheat and meat -- a carne con chili burrito; touring one of Hermosillo's oldest flour mills; making coyotas, a traditional dessert.

Corn and tomato soup; pasta alla Norma; tomatoes stuffed with couscous.

Dry chili chicken; breaking down different miso; sour and hot Napa cabbage.

Scientists work to restore the seagrass that Florida's manatees depend on, while managers take the unprecedented measure of feeding the animals in the meantime.

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.

The art of quilt making.

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

Favorites picks for the best cars, trucks and utilities as well as "Best of the Year"; a look back at previous winners.

A vacation show includes "Let's Get Away From It All," "Come to the Mardi Gras," "San Francisco," "King of the Road" and "Louisiana Hayride.".

The roots of basketball pros Brittney Griner and Chris Paul.

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

The stories of the people, places, issues and events in Springfield, Quincy, Decatur, Macomb and the rest of central Illinois.

An evening of song to celebrate birth and birthworkers for all.

Sherlock and John plunge into a battle of wits with a shadowy stranger when faced with a unusual clue in an empty room.

Arnold Schwarzenegger, Patrick Schwarzenegger, Seth Rogen and Jason Segel.

Grammy Award nominee and R&B innovator Leon Thomas showcases songs from "Mutt" and "PHOLKS.".

The survivor (Vincent Price) of a global epidemic battles a race of zombie vampires in an adaptation of Richard Matheson's "I Am Legend.".

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.

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.

Global conservationist Dr. M Sanjayan is in California, as it suffers the longest dry period in a thousand years.

Dr. M. Sanjayan explores seven of Earth's bellwether biomes.

The early married life of Princess Margaret and her husband Anthony Armstrong-Jones in the 1960s, as major social changes take place in Britain.

Mister Rogers brings in a cat named Jimmy and remembers him as a kitten; he shows pictures of babies that have grown into adults; everyone gathers at the castle just as the big thing rolls into the Neighborhood of Make-Believe.

Arthur and Muffy have their birthday parties on the same day; Francine becomes a prima donna when she stars in the school play.

The Wild Kratts search for the snub-nosed monkeys in the Chinese mountains.

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

Lyla and Ale make an escape-proof container for her pet tarantula; rain keeps the kids inside, so they recreate park activities indoors.

Carl's favorite sour pickle scratch-n-sniff sticker loses its smell; Carl notices that his baby blanket, Knit-Knit, has a hole in it.

Daniel and his friends dance, sing and tell jokes that show their love and care for each other; Daniel hides hearts around the house to show his love for Grandpere.

Phoebe and Jay are asked to bird sit; photo time leads Jay to an outfit disaster.

The science of soap, including saponification and surfactants; making homemade soap; water chemist Daveda Quinn.

Academically-based game show featuring 32 high school teams from the southern Illinois area.

Sinfonietta, FP 141 by Francis Poulenc, Sonata for Flute, Viola, and Harp by Claude Debussy, "Jong" for juggler and chamber orchestra by Lotta Wennakoski, and "A mare encheu" and "O Polichinello" by Heitor Villa-Lobos.

The unique journey of Dr. Howard Fuller, a Black civil rights leader and educator who initiated radical new ideas in education that have been emulated nationwide.

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

Tariffs dampen optimism in the rural economic outlook; 45Z gets momentum in the nation's capital; a progress report for a small solution to a growing problem; commodity market analysis.

Margaret Hoover leads interviews and debates.

Rick Steves takes a look at the sights outside of Amsterdam, from Haarlem, to Rotterdam, Delft and Zuiderzee.

The Indian Pueblo Cultural Center; National Hispanic Cultural Center; historic Old Town Plaza; Los Poblanos; Lincoln National Forest, including the Smokey Bear Historical Park; Mescalero Apache Tribe.

A journey through Big Stone Gap, Va.

Appraisals from the Churchill Downs racetrack include a twin spires painted roof slate circa 1895, a 1943 Picasso ink-on-paper and 1963 letter and an art deco brooch.

From pythons in Bangkok to otters in Singapore, a look at the extraordinary ways wildlife is making itself at home in the world's cities.

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

Academically-based game show featuring 32 high school teams from the southern Illinois area.

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.

Dylan Cooper is caught and held in the cells at Scotland Yard; Blake and new detective Willows face a long night as Dylan's gang plots a daring escape.

James is worried about the practice finances, but it falls on deaf ears when he tries to discuss the matter with Siegfried; he decides to take on the role of an attending vet at Hensfield dog track to earn extra money.

When an army captain drinks a poisoned cocktail, there are multiple suspects, including Trottie; two exiled princesses believe that he was not the intended victim.

The Cactus Blossoms meld soulful 70s-inspired sound with classic country and old school pop roots in a style that is completely original; featuring a performance by Jack Klatt.

Events in District 66.

Live from MerleFest, guitarist James Nash offers fresh takes on "Shady Grove" and an original tribute to Jerry Garcia.

James is worried about the practice finances, but it falls on deaf ears when he tries to discuss the matter with Siegfried; he decides to take on the role of an attending vet at Hensfield dog track to earn extra money.

When an army captain drinks a poisoned cocktail, there are multiple suspects, including Trottie; two exiled princesses believe that he was not the intended victim.

Baroness Oona King and Dame Jenni Murray go head-to-head around London; Baroness Oona visits a band of female pioneers and Dame Jenni learns the story behind an organization that transformed animal welfare.

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.

Tariffs dampen optimism in the rural economic outlook; 45Z gets momentum in the nation's capital; a progress report for a small solution to a growing problem; commodity market analysis.

Loosening shoulders, elbows, ankles and knees; squatting pose strengthens and tones thighs and buttocks.

The bros are off on a creature mission to find as many colorful parrots as they can in the Amazon.

The Hunters find a stowaway in their picnic basket, a little furry dog.

The Loops play fun practical jokes on each other; Loops Lunch moves outside because of a blackout, but it causes many problems.

Carl gets a universal screwdriver for his birthday; a storm creates a hole in the walkway to Carl's house.

Volunteer firefighters make a special visit to school; Daniel wants to pretend to be the daddy when he gets a new doll, but his friends want him to be Tige-y the Adventure Tiger instead.

Phoebe and Jay set a new record for the longest paper airplane fight; Phoebe and Jay learn how to build a stable pillow fort.

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

Mr. E learns a dance for Friendship Day; Super, the Wombats and the Boo Boo Blimp to the rescue when the power goes out for the Friendship Daylight Show.

Panda enjoys a snow day his own way; Bob Dog wants to win at Gameshow Gator's new snowy game.

Rosie and Javi learn how people did things before there was electricity after a storm causes a power outage; Rosie learns to use tools from nature during a family camping trip.

Elinor and her friends play Hide-and-Go-Seek but are unable to stay hidden from the Goat twins; an owl inspires Elinor's costume for Costume Day.

Papi is called to rescue a cow on the loose in the Bronx; Lucas gets upset after Alma, Eddie and Lauren copy his new hairstyle.

Molly and Dad try to find and fix an eagle cam after wind spins the camera away from the eagle's nest on hatching day; Molly and friends must come up with enough money to buy a water tube at the Trading Post.

An argument between Xavier and Yadina ends badly, but Maya Angelou helps the siblings find a way to forgive each other; Frederick Douglass helps Xavier when he becomes frustrated with his schoolwork.

Buster receives chocolates in the mail and tries to figure out who sent them; James receives a toy lamb that is said to give its owner special powers.

Agent Opal and Agent Omar discover the whereabouts of a legendary artifact.

Exploring Italy's repertoire of simple soups; Italian wedding soup; bread and tomato soup with poached eggs and ribollita; four ways to boost store-bought broth.

The rich history of Indigenous food in Minnesota; foraging with ethnobotanist Linda Black Elk; harvesting manoomin with Veronica Skinaway and Michaa Aubid; a modern meal of fried wild rice with chef Sean Sherman.

Eight home cooks share their most treasured recipes, including a dish that reflects their perfect meal and a regional dish that represents the place that they call home.

Tristan settles into life back at Skeldale; Mrs. Hall sends the boys to Pumphrey Manor.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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

A Tiffany & Co. gold and platinum purse circa 1915; an Ernie Barnes oil painting circa 1963; a Ming Dynasty bronze vase.

The trials and triumphs of the 1970's St. Augustine high school football team as it integrated Louisiana's all-white league.

Librarians, parents and students navigate debates over representation, education and censorship with regard to library collection standards in the U.S.

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

Stay informed with the breaking news, stories and headlines from Europe, the U.S. and across the globe.

Rick Steves takes a look at the sights outside of Amsterdam, from Haarlem, to Rotterdam, Delft and Zuiderzee.

A Star War collection circa 1980; a 1972 Rolex Explorer II watch with its original face and hands; Leaf baseball cards from 1948.

While old fixtures are salvaged and asbestos is removed at the house, Norm, Richard and Kevin head back to where it all began 40 years ago, in Dorchester, MA.; Roger starts to remove a tree that's threatening the property.

Dylan Cooper is caught and held in the cells at Scotland Yard; Blake and new detective Willows face a long night as Dylan's gang plots a daring escape.

James is worried about the practice finances, but it falls on deaf ears when he tries to discuss the matter with Siegfried; he decides to take on the role of an attending vet at Hensfield dog track to earn extra money.

When an army captain drinks a poisoned cocktail, there are multiple suspects, including Trottie; two exiled princesses believe that he was not the intended victim.

A basic backbend; Bridge Pose; opening the shoulders and chest.

Part 1/4. The poses that comprise the Salute to the Sun.

The gang discovers the variety and diverse functions of creature tails.

After a groundhog predicts more winter weather, Benny is convinced he will have snow on his birthday so he plans a snow-filled birthday party.

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 surprises Sheldon with a lemonade stand, but is confused when Sheldon runs off; Carl's caterpillars turn into butterflies.

Daniel visits the post office and learns how letters are sorted and mailed, then sends a letter to Dad; Daniel and Dad Tiger surprise Mom with banana bread.

Phoebe and Jay use a checklist to guide them through their tasks; Jay creates his first comic book and learns about the importance of page order.

Reporters Elmo and Abby offer strategies to Nursery Rhyme characters experiencing big feelings of excitement, nervousness and frustration.

Zeke and Louise plan to build a house for Snout; Kaya hopes to make a video once JunJun conquers his on-camera jitters.

Donkey's guitar goes missing just before the talent show; Duck Duck finally finds her family's treasure nest, but she is unable to open it.

Rosie wants an ice pop from the Ice Pop Truck, but she must come up with an extra dollar to buy it; Rosie can't decide what to buy at the mercado.

The kids learn about crying as they set out on an adventure to help Miri; the kids and Mr. Bat look for Ari's ball after it goes missing in a cave.

Alma, Harper and Rafia want to make a robot video; Alma helps Eddie record a rap, but the project gets derailed.

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, Yadina and Brad learn about courage and bravery when they meet Harriet Tubman, a woman who escapes slavery and risks her life to help others do the same.

Arthur's snow shoveling business is booming, until Buster decides to compete against him; Brain wakes up to find he is a cockroach.

The agents search for a villain in Negative Town; Oona must pass a lab director's test so she can remain on "Odd Squad.".

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.

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

A man dies on a bus after having a violent coughing fit, and police discover that the victim has multiple identities and a history of eco-terrorism; Detective Bea is warned off the case.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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

Tracing the family trees of talk show host Sara Haines and playwright Tracy Letts.

How Black and Jewish communities collaborated in music, film and activism from the 1920s to the 1950s.

Investigating the fall of Nicolás Maduro, the legacy of curruption, challenges to democracy and Venezuela's conflict with the U.S.

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

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

Stay informed with the breaking news, stories and headlines from Europe, the U.S. and across the globe.

How Black and Jewish communities collaborated in music, film and activism from the 1920s to the 1950s.

Investigating the fall of Nicolás Maduro, the legacy of curruption, challenges to democracy and Venezuela's conflict with the U.S.

Librarians, parents and students navigate debates over representation, education and censorship with regard to library collection standards in the U.S.

The foundation of the house has no footings, so Mark McCullough pours a buttress; Kevin visits the 2001 Manchester by the Sea project; back at the house, Richard solves a ductwork puzzle while Kevin and Tommy install a PVC trim overhang.

A Star War collection circa 1980; a 1972 Rolex Explorer II watch with its original face and hands; Leaf baseball cards from 1948.

Beginning a pose from the back body helps integrate the strength of the front body; Snowbird and Boat poses.

Part 2/4. Linking the first four Salute to the Sun poses.

When the Tortuga crashes somewhere in the middle of the Amazon rain forest, the ship's electrical system is destroyed.

The Hunter kids head to the state park to learn why leaves change color.

Luke plays doctor with Stu as a nurse and Lyla pretends to be different patients; Lyla, Everett, Luke and Stu build an elaborate track to get a tennis ball down to the lobby.

When Nico teases Carl about bikes being for babies, he sets out to prove Nico wrong; Carl and his Fuzzytown friends can't wait to build a tree fort, but Carl has a hard time working as a team.

Daniel is frustrated when he can't catch a ball; O the Owl wants to build the tallest tower in the world with blocks.

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

TJ is excited to meet his favorite comic book artist Bobby Manalo, and to make him feel welcomed on Sesame Street, TJ makes him a comic book gift with the help of Tamir; while working on it, Tamir also learns to say a few words in Tagalog.

Zadie must face her fear and go to the barber for a haircut; Malik discovers smart devices have limitations.

Bob Dog brings a ball to the Stuffie Playdate; Frannie Fox invites Donkey to her swamp, but she feels nervous about playing in it.

Rosie learns about a surprise for a sister, and tries to find out who that sister is; Rosie looks for someone to be her twin.

Elinor, Olive and Ari disagree about the best way to build a couch cushion castle; when Ari misplaces the group's favorite ball, they discover that he needs a system for keeping track of his things.

Alma volunteers André to make necklaces for their friends; Alma, Eddie and Uncle Nestor perform music on the subway.

Molly, Grandpa, Dad and Tooey go on a snowmobile adventure to search for hot springs in the backwoods; Tooey's hero, dog musher Eugene Pike, re-creates a historic mail run across interior Alaska.

George Washington shows Yadina how to be the best Nature Troop leader; Susan B. Anthony helps Brad show his friends that everyone should have a vote.

Arthur decides to sell old toys through his school's Website; the Tibble Twins want to take their grandmother out to dinner.

Number villains work against the Odd Squad; villains determine how to defeat the Odd Squad.

Carol Field prepares rustic country bread and Italian breadsticks.

Wine production on the eastern shore of Maryland; creating a wine-pairing menu with recipes that include an oyster salad with Vidal blanc and oxtail stew with merlot.

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.

When recently-widowed Vivien announces her love for a new man, it throws her family into chaos.

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

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

How animal parents deal with freshwater's constant changes as they raise the next generation; a frog dad scales giant trees with his tadpoles on his back; an elephant mom must choose between safety and the quest for food and water.

Exploring the origins of mammals, long before the age of dinosaurs, and how early ancestors survived global catastrophes and defied extinction to evolve into the vast array of mammals we know today.

Computer scientist Brent Seales attempts to read inside hundreds of carbonized ancient scrolls found at the archaeological site of Herculaneum in Italy.

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

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

Stay informed with the breaking news, stories and headlines from Europe, the U.S. and across the globe.