W25BT-D

The 500-year-old Scots pine tree serves as the long-lived forest keeper of Scotland's wild Highland landscape.

Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction.

Thomas extends a generous offer to Andy; the family hosts a powerful politician for dinner; Mary's suspicions take shape.

Violet goes on the warpath as the hospital battle escalates; Daisy attempts to thwart a romance; prospects look up for Mary and Edith.

Tristan and Charlotte enjoy a romantic picnic at Beauvoir Manor; James checks in at Heston Grange.

Siegfried has another run in with Hilda the goat and an old flame returns to Darrowby; James juggles running the village nativity with a growing to-do list; Tristan realizes he's forgotten something important.

Cotswold villages boast churches, manor homes and gastropubs; New Age capital of Glastonbury; prehistoric stone circles of Stonehenge and Avebury.

A music student is found dead; when her professor dies suddenly, Patience races to unravel the mystery which leads to a showdown in York Minster that exposes the unlikely killer.

Rivalry turns deadly when a Cambridge student is murdered and Alphy's Bible is found at the scene; Geordie faces a pivotal decision.

Downton has been turned into a convalescent home for wounded officers, and there is a lot to do; the arrival of the first patients has everyone scurrying.

Cora is determined to get her hands on another case; an opportunity arises.

A music student is found dead; when her professor dies suddenly, Patience races to unravel the mystery which leads to a showdown in York Minster that exposes the unlikely killer.

Rivalry turns deadly when a Cambridge student is murdered and Alphy's Bible is found at the scene; Geordie faces a pivotal decision.

Downton has been turned into a convalescent home for wounded officers, and there is a lot to do; the arrival of the first patients has everyone scurrying.

A man's body is found in a park with multiple stab wounds, but when the coroner comes back with a categorical verdict of suicide, the detectives find themselves faced with a crime that defies the laws of both science and ethics.

Touring the exhibits and artifacts of the Safe Haven Museum and Education Center in Oswego, N.Y.

Salute to the Sun; Should Stand; Fish; asanas to bend, stretch and strengthen the body.

Increasing bone strength with an all-standing workout.

The kids try to build a sandcastle, but have trouble finding the right spot on the beach; Elinor uses slime to get a stuck ring off Camilla's finger.

Nature Cat must find music made by nature for the Nature Dance Party; Nature Cat's new toy goes missing.

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.

Rattles learns how to adjust to life in a blended family when his mom dates Archie Vanderloo; Arthur offers to babysit.

The villains break into Odd Squad headquarters; the agents pursue an odd creature.

Aviva vows to build a ground racer that runs faster than a cheetah.

A foggy Halloween almost derails Corky and Lily's trick-or-treating.

Everett faces his fear of water by taking a swimming lesson; Lyla doesn't want Miss Emmaline to move.

Carl thinks his potato display is the best idea to show his school spirit; Nico tries to join the Junior Nutty Buddy Nut Lovers' Club.

Daniel and his friends set up a lemonade stand; Daniel repeats his checklist out loud so he remembers everything he needs for school.

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

Elmo, Abby and Julia build a mini city while Grover helps Cookie Monster serve ice cream.

Zeke volunteers to help Mr. E for the day; the Wombats are excited to race in the Treeborhood Derby.

Daniel and his friends set up a lemonade stand; Daniel repeats his checklist out loud so he remembers everything he needs for school.

Rattles learns how to adjust to life in a blended family when his mom dates Archie Vanderloo; Arthur offers to babysit.

Street art, trendy dining and Charles Rennie Mackintosh architecture in Glasgow, Scotland; touring historic Stirling Castle; bagpipe lesson; the Speyside Whisky Trail; Manhood Stone.

Tightening a loose stair railing; stripping paint off old door hardware; the uses and purposes of electrical boxes; replacing an old thermostat with a smart thermostat.

A 1976 Marvel UK Super Spider-Man #175 cover art; a 1926 Rogers Hornsby sterling trophy; Winslow Homer watercolors circa 1879.

Mark meets with a local mason to investigate the depth of damage caused to a chimney by fallen trees; siding starts to go up at Paula's; Kevin meets with Army Corp to discuss their continued relief efforts.

Removing ring stains from a wood table; breaking down the types of soil and fertilizer needed for common indoor plants; repairing a brick floor's crumbling mortar using spot pointing rather than a full repoint job.

Journalists discuss New York state politics and government.

A detailed look into news stories from around the world from the BBC news desk in Washington, D.C.

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.

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

An 1857 Queen's Cup Ascot race trophy; a 1956 Curta calculator type II; an art deco sapphire and platinum ring.

Artist Rashaad Newsome prepares a monumental showcase which honors Black and queer creativity, resistance and community through voguing.

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

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

A Louis C. Tiffany enamel vase circa 1905; a 1599 Thomas Buckminster almanac; Ernie Barnes' Fourth and One oil painting.

Artist Rashaad Newsome prepares a monumental showcase which honors Black and queer creativity, resistance and community through voguing.

Innovative and catchy electronic dance music that emerged in the early 1980s in Chicago's underground Black and gay clubs continues to inspire artists 40 years later.

Strengthening a weak back.

Full-body exercises promote weight loss and strength and flexibility in muscles and joints.

Elinor and friends build a log bridge over a stream; the kids set out to learn everything they can about blinking when Ari is crowned the blinking champion at school.

Squeaks needs to find her missing magnifying glass in time for the Rock Stars Club meeting; the gang tracks down a sweet scent.

Molly must find her mom's plane keys so she can get home in time for Mother's Day; Trini spots a talking white bird.

Everyone is affected when a powerful hurricane hits Elwood City.

Agents help an unlikely villain win the ultimate villain prize; an angry Huggle Monster wants her eggs back faster than Onom can deliver them.

Chris and Martin find a wolf pup.

Corky is selected to make a presentation at school during a science day celebration, but humidity jeopardizes her project.

Lyla and Everett make pins for New Year's Eve; Lyla and Everett clash while making a fun unboxing video for Phan Hardware's Summer Sale.

Xavier and his friends meet American artists Mark Twain, Maya Angelou, Julia Child, Alvin Ailey, Jerry Siegel and Joe Shuster.

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

Elmo, Tamir and their friends are making a Peace Tree to celebrate Martin Luther King Jr. Day.

All aboard the Moo Moo Choo Choo; visiting great uncle Duper in the Windborhood; world's biggest whirligig blows away; helping great uncle Duper imagine how to build a new one.

Xavier and his friends meet American artists Mark Twain, Maya Angelou, Julia Child, Alvin Ailey, Jerry Siegel and Joe Shuster.

Zugspitze; touring Innsbruck, Austria; a Tyrolean village festival; crossing the Alps into Italy to tour a medieval castle and explore the rugged Dolomite Mountains.

Replacing a shower valve with a conventional pressure balanced one; refinishing stair treads; removing moss from a roof.

A Tiffany Studios inverted hanging shade; a 1919 A.J. Morse & Son U.S. Navy diving helmet; Wayland Flowers "Madame" puppet.

Two women whose lives are changed by their husbands' diagnoses with Lewy body dementia (LBD) find support that helps them deal with their grief, rise to the demands of caregiving and emerge whole on the other side.

The effects of Alzheimer's and dementia on individuals, families and communities, including myths and stigmas, and the financial, physical and psychological costs associated with the diseases.

Dementia family caregivers find support in each other.

A detailed look into news stories from around the world from the BBC news desk in Washington, D.C.

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.

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

Actors Kristen Bell and Dax Shepard learn about their family histories, which includes stories of soldiers, settlers and criminals.

Lucy Worsley investigates the 18th century breakup of Britain and America, including the turning points that led to America's Declaration of Independence from Britain in 1776.

Investigating how so-called baby brokers target pregnant women and families looking to adopt.

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

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

Actors Kristen Bell and Dax Shepard learn about their family histories, which includes stories of soldiers, settlers and criminals.

Lucy Worsley investigates the 18th century breakup of Britain and America, including the turning points that led to America's Declaration of Independence from Britain in 1776.

Investigating how so-called baby brokers target pregnant women and families looking to adopt.

Actors Kristen Bell and Dax Shepard learn about their family histories, which includes stories of soldiers, settlers and criminals.

Increasing motion in the knees and shoulders.

Strengthening abs and core with standing and floor exercises.

The kids try to get animals to the Flower Garden for its grand opening; the kids try to find out how their snow sculptures got ruined.

Nature Cat and the gang help deliver a possum's letter to his wife in the big city; the crew must stop an evil gerbil from stealing the sunset.

Molly and Tooey think they've discovered a ghost, until they realize it's a bird stuck in a dryer vent; Molly and Trini go with Nina to the Kenai National Park to see the puffins.

Arthur wakes up in a strange part of town when he falls asleep on a bus; summer vacation is ending too quickly for Arthur.

The Mobile Unit, with the help of the Big O and two Australian agents, attempts to stop The Shadow from causing trouble Down Under.

Aviva creates a game in which Martin and Chris learn about predators and prey as well as the differences between herbivores and carnivores.

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

Lyla and Luke clean Stu without a bath; Lyla and Ale find a way to protect the callaloo plants from stink bugs.

Carl blames Nico when his special crayon breaks and Nico blames Carl when his drawing rips; Lotta tries to learn to play the alto saxophone.

While flying a kite, Daniel, Katerina and O learn that it's okay to feel two different feelings; when Daniel arrives at the carnival he feels excited and scared about riding the Ferris wheel.

Phoebe learns what privacy signs are and how to use them to communicate to neighbors; Jay gets nervous about getting a haircut.

Papa Bear wants to teach Baby Bear Tee ball, but Baby Bear would rather prefer to draw the ball than hit it.

The Wombats build a wind chime to help Great Uncle Duper fall asleep; Zeke tries to make Snout out of clay.

While flying a kite, Daniel, Katerina and O learn that it's okay to feel two different feelings; when Daniel arrives at the carnival he feels excited and scared about riding the Ferris wheel.

Arthur wakes up in a strange part of town when he falls asleep on a bus; summer vacation is ending too quickly for Arthur.

Switzerland's mountains and culture; scenic train rides; exploring glaciers; making cheese the old-fashioned way.

Planting an indoor garden; the basics of using a hole saw; replacing a common terra-cotta hearth with slate tile.

A 1775 Stephen Easterman-carved powder horn; a Rolex Zenith Patrizzi dial Daytona watch; a 1928-1934 baseball autographs collection.

Actors Kristen Bell and Dax Shepard learn about their family histories, which includes stories of soldiers, settlers and criminals.

Lucy Worsley investigates the 18th century breakup of Britain and America, including the turning points that led to America's Declaration of Independence from Britain in 1776.

Human skeletal remains found in the basement of Ben Franklin's British residence may have been used for science.

A detailed look into news stories from around the world from the BBC news desk in Washington, D.C.

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.

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

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.

A team of archaeologists researches the "desert kites," the stone megastructures across northern Saudi Arabia and southern Jordan.

Battling for dominion over the river with crocs; catching glimpses of an ultra-rare mangrove snake and an endangered nabarlek wallaby; humpback whale mothers raise their calves in the ocean; false killer whales.

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

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

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.