The investigation into the deaths of a Toronto couple leads a detective to uncover a pattern of escalating crimes that suggest a serial killer is operating in Cottage Country.

Examining the investigation into the murder of Rhys Jones in Liverpool by Sean Mercer.

A look at the breakthroughs that led to the conviction of Sadie Huntley's killers.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

A serial fraudster impersonates a member of nobility to con his victims out of thousands.

The dramatic story of twin sisters defrauded by a sinister con artist, masquerading as a fireman.

A female fraudster infiltrates marginalized communities in Seattle to steal more than $600,000 from her victims.

A female seducer scams her tinder dates out of more than just money; she finally faces justice in an Australian court.

Examining the investigation into the murder of Rhys Jones in Liverpool by Sean Mercer.

A look at the breakthroughs that led to the conviction of Sadie Huntley's killers.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

A serial fraudster impersonates a member of nobility to con his victims out of thousands.

The dramatic story of twin sisters defrauded by a sinister con artist, masquerading as a fireman.

A female fraudster infiltrates marginalized communities in Seattle to steal more than $600,000 from her victims.

A female seducer scams her tinder dates out of more than just money; she finally faces justice in an Australian court.

Examining the investigation into the murder of Rhys Jones in Liverpool by Sean Mercer.

A look at the breakthroughs that led to the conviction of Sadie Huntley's killers.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

A serial fraudster impersonates a member of nobility to con his victims out of thousands.

The dramatic story of twin sisters defrauded by a sinister con artist, masquerading as a fireman.

A female fraudster infiltrates marginalized communities in Seattle to steal more than $600,000 from her victims.

A female seducer scams her tinder dates out of more than just money; she finally faces justice in an Australian court.

Examining the investigation into the murder of Rhys Jones in Liverpool by Sean Mercer.

A look at the breakthroughs that led to the conviction of Sadie Huntley's killers.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

The deputy senior investigating officer reveals the work that resulted in Rose West's conviction.

Scientists discuss whether cannabis or snake oil is the medical cure-all and distinguish the medicine from the myths.

Discussing how humans have survived extreme environmental changes in the past, and what it will take to survive what's next.

A dive to the Titanic; a fatal implosion; inside the investigation to uncover the truth about the Titan's final journey.

Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

Science is revealing the truth about "dad bods" and how having a child can dramatically affect the brains and bodies of men; real dad bods are less about the pudge and more about the smarts.

Anthony Morgan joins the fossil dig of a lifetime as paleontologists discover why a tiny patch of land became a giant dinosaur graveyard.

Thanks to cutting-edge technology and bold new research, experts are finally learning the story of prehistoric kids and how they helped shape humans into who they are today.

Sarika Cullis-Suzuki travels back in time to solve the evolutionary mystery of the walking whale.

A dive to the Titanic; a fatal implosion; inside the investigation to uncover the truth about the Titan's final journey.

Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

Science is revealing the truth about "dad bods" and how having a child can dramatically affect the brains and bodies of men; real dad bods are less about the pudge and more about the smarts.

Anthony Morgan joins the fossil dig of a lifetime as paleontologists discover why a tiny patch of land became a giant dinosaur graveyard.

Thanks to cutting-edge technology and bold new research, experts are finally learning the story of prehistoric kids and how they helped shape humans into who they are today.

Sarika Cullis-Suzuki travels back in time to solve the evolutionary mystery of the walking whale.

A dive to the Titanic; a fatal implosion; inside the investigation to uncover the truth about the Titan's final journey.

Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

Science is revealing the truth about "dad bods" and how having a child can dramatically affect the brains and bodies of men; real dad bods are less about the pudge and more about the smarts.

Anthony Morgan joins the fossil dig of a lifetime as paleontologists discover why a tiny patch of land became a giant dinosaur graveyard.

Thanks to cutting-edge technology and bold new research, experts are finally learning the story of prehistoric kids and how they helped shape humans into who they are today.

Sarika Cullis-Suzuki travels back in time to solve the evolutionary mystery of the walking whale.

A dive to the Titanic; a fatal implosion; inside the investigation to uncover the truth about the Titan's final journey.

Sarika Cullis-Suzuki and Anthony Morgan study ultra-processed foods; they examine why these foods are appealing; they investigate the health effects.

Science is revealing the truth about "dad bods" and how having a child can dramatically affect the brains and bodies of men; real dad bods are less about the pudge and more about the smarts.

Anthony Morgan joins the fossil dig of a lifetime as paleontologists discover why a tiny patch of land became a giant dinosaur graveyard.

Anthony Morgan hosts an investigation into how wait staff at the Cataract Hotel in Niagara Falls ran a secret resistance cell to help enslaved people escape to freedom.

Thirty years after historic logging protests on Vancouver Island, the battle to protect old-growth forests is still raging.

How Albert Speer given only 20 years in prison, but some of Hitler's cohorts were sentenced to death.

Key to NASA's Apollo 11, Wernher von Braunt's past at the helm of the Nazi's rockerty program was kept under wraps.

Debating whether Werner Heisenberg, a key figure in the Nazis' effort to build a bomb, was he trying to help or to hinder the Nazis.

How Hans Kammler was the mastermind that took projects from drawing boards to reality.

Ferdinand Porsche designed one of the most iconic cars, but it would not have happened without Hitler's backing.

Fritz Todt died after a meeting with Hitler; uncovering the story behind one of Hitler's most crucial engineers.

After leading a failed coup in 1923, Adolf Hitler turns the Nazis into a mainstream party and plots to overthrow Germany's political elite.

Chancellor Hitler works to dismantle the German state; the Nazis have power to ban free speech and burn books; Jewish people, gay people and those with anti-Nazi beliefs begin to disappear.

Adolf Hitler had been chancellor of Germany for just under a year and it was a challenging balancing act, between president Paul von Hindenburg and the vice chancellor Franz von Papen, and the Nazis' own stormtroopers.

How Albert Speer given only 20 years in prison, but some of Hitler's cohorts were sentenced to death.

Key to NASA's Apollo 11, Wernher von Braunt's past at the helm of the Nazi's rockerty program was kept under wraps.

Debating whether Werner Heisenberg, a key figure in the Nazis' effort to build a bomb, was he trying to help or to hinder the Nazis.

How Hans Kammler was the mastermind that took projects from drawing boards to reality.

Ferdinand Porsche designed one of the most iconic cars, but it would not have happened without Hitler's backing.

Fritz Todt died after a meeting with Hitler; uncovering the story behind one of Hitler's most crucial engineers.

After leading a failed coup in 1923, Adolf Hitler turns the Nazis into a mainstream party and plots to overthrow Germany's political elite.

Chancellor Hitler works to dismantle the German state; the Nazis have power to ban free speech and burn books; Jewish people, gay people and those with anti-Nazi beliefs begin to disappear.

Adolf Hitler had been chancellor of Germany for just under a year and it was a challenging balancing act, between president Paul von Hindenburg and the vice chancellor Franz von Papen, and the Nazis' own stormtroopers.

How Albert Speer given only 20 years in prison, but some of Hitler's cohorts were sentenced to death.

Key to NASA's Apollo 11, Wernher von Braunt's past at the helm of the Nazi's rockerty program was kept under wraps.

Debating whether Werner Heisenberg, a key figure in the Nazis' effort to build a bomb, was he trying to help or to hinder the Nazis.

How Hans Kammler was the mastermind that took projects from drawing boards to reality.

New archaeological discoveries are challenging the understanding of when the first people arrived in North America, rewriting the human story.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Following the friendship detectives who are unraveling the mysteries of social behaviors in humans and other animals.

Unraveling the secrets of the most extreme sleepers of the animal kingdom; answering why and how animals sleep, how they deal with sleep deprivation and if animals dream.

ISIS destroys thousands of ancient artifacts and buildings in Mosul; archaeologists are making incredible discoveries in the wreckage.

Céline and Fabien dive deep in Shag Harbour, Nova Scotia, where they're investigating one of the best documented UFO sightings in history.

The siblings look into the sinking of the Zenobia, a massive ferry with 151 people onboard when it sank in 1980.

Céline and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are right, they might uncover new evidence that explains the disappearances in this deadly and mysterious place.

In Paris, Joanna visits the damaged Notre-Dame, meets the heiress Daphne Guinness, buys a vintage Chanel suit and meets Ibrahim, a refugee turned inner-city beekeeper.

Joanna's visit to Rome includes the Trevi Fountain, a meeting with a famous paparazzo, the privilege of unlocking the Sistine Chapel with its single key, and meeting famous movie star Gina Lollobrigida at Bulgari's flagship store.

Dame Joanna Lumley finds the more unusual and eccentric aspects of some of the world's most famous cities.

Céline and Fabien dive deep in Shag Harbour, Nova Scotia, where they're investigating one of the best documented UFO sightings in history.

The siblings look into the sinking of the Zenobia, a massive ferry with 151 people onboard when it sank in 1980.

Céline and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are right, they might uncover new evidence that explains the disappearances in this deadly and mysterious place.

In Paris, Joanna visits the damaged Notre-Dame, meets the heiress Daphne Guinness, buys a vintage Chanel suit and meets Ibrahim, a refugee turned inner-city beekeeper.

Joanna's visit to Rome includes the Trevi Fountain, a meeting with a famous paparazzo, the privilege of unlocking the Sistine Chapel with its single key, and meeting famous movie star Gina Lollobrigida at Bulgari's flagship store.

Dame Joanna Lumley finds the more unusual and eccentric aspects of some of the world's most famous cities.

Céline and Fabien dive deep in Shag Harbour, Nova Scotia, where they're investigating one of the best documented UFO sightings in history.

The siblings look into the sinking of the Zenobia, a massive ferry with 151 people onboard when it sank in 1980.

Céline and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are right, they might uncover new evidence that explains the disappearances in this deadly and mysterious place.

In Paris, Joanna visits the damaged Notre-Dame, meets the heiress Daphne Guinness, buys a vintage Chanel suit and meets Ibrahim, a refugee turned inner-city beekeeper.

Joanna's visit to Rome includes the Trevi Fountain, a meeting with a famous paparazzo, the privilege of unlocking the Sistine Chapel with its single key, and meeting famous movie star Gina Lollobrigida at Bulgari's flagship store.

Dame Joanna Lumley finds the more unusual and eccentric aspects of some of the world's most famous cities.

Céline and Fabien dive deep in Shag Harbour, Nova Scotia, where they're investigating one of the best documented UFO sightings in history.

The siblings look into the sinking of the Zenobia, a massive ferry with 151 people onboard when it sank in 1980.

Céline and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are right, they might uncover new evidence that explains the disappearances in this deadly and mysterious place.

In Paris, Joanna visits the damaged Notre-Dame, meets the heiress Daphne Guinness, buys a vintage Chanel suit and meets Ibrahim, a refugee turned inner-city beekeeper.

Some scientists are proposing radical ways to cool the warming planet, but others say it's time to restore nature on a global scale.

Shark nerds are on a mission to reveal the lives of Canada's great white sharks.

Northumbria Police receive a call from a man whose 70-year-old neighbor has been robbed.

Detectives from Northumbria Police investigate the fatal stabbing of Joan Hoggett by a 19-year-old.

When a body is discovered, murder detectives start a manhunt for suspects; rural officers intensify efforts to prevent poaching in rural areas and detectives investigate.

Stories of the Northumbria Police Force and the victims of crime they meet.

Stories of the Northumbria Police Force and the victims of crime they meet.

Northumbria Police receive a call from a man whose 70-year-old neighbor has been robbed.

Detectives from Northumbria Police investigate the fatal stabbing of Joan Hoggett by a 19-year-old.

When a body is discovered, murder detectives start a manhunt for suspects; rural officers intensify efforts to prevent poaching in rural areas and detectives investigate.

Stories of the Northumbria Police Force and the victims of crime they meet.

Stories of the Northumbria Police Force and the victims of crime they meet.

Northumbria Police receive a call from a man whose 70-year-old neighbor has been robbed.

Detectives from Northumbria Police investigate the fatal stabbing of Joan Hoggett by a 19-year-old.

When a body is discovered, murder detectives start a manhunt for suspects; rural officers intensify efforts to prevent poaching in rural areas and detectives investigate.

Stories of the Northumbria Police Force and the victims of crime they meet.

Stories of the Northumbria Police Force and the victims of crime they meet.

Northumbria Police receive a call from a man whose 70-year-old neighbor has been robbed.

Detectives from Northumbria Police investigate the fatal stabbing of Joan Hoggett by a 19-year-old.

When a body is discovered, murder detectives start a manhunt for suspects; rural officers intensify efforts to prevent poaching in rural areas and detectives investigate.

Stories of the Northumbria Police Force and the victims of crime they meet.

Stories of the Northumbria Police Force and the victims of crime they meet.

Northumbria Police receive a call from a man whose 70-year-old neighbor has been robbed.

Detectives from Northumbria Police investigate the fatal stabbing of Joan Hoggett by a 19-year-old.

Learn how an often-absent mother and tough-loving father shaped Charles; how the sensitive boy became a visionary and charitable man.

Princess Diana's death and the impact it had on Charles.

Members of The Royal Family wrestle with the ultimate dilemma: whether to choose love over duty to The Crown.

The Royal Family come face to face with danger. Heir to the throne Prince Charles has yet to find a bride, placing the future of the monarchy in peril.

The Queen, who is busy with state duty, must manage several crises at once; a catalog of scandals threatens the monarchy and she watches as Windsor Castle goes up in flames.

The Queen faces the biggest crisis of her reign following the death of Princess Diana; with public opinion at an all-time low, the Queen must learn to adapt if she's to find her way in modern Britain.

During The Queen's final years rifts appear between heirs and spares; Prince Harry has left the country and Prince Andrew has been stripped of his HRH title.

Learn how an often-absent mother and tough-loving father shaped Charles; how the sensitive boy became a visionary and charitable man.

Princess Diana's death and the impact it had on Charles.

Members of The Royal Family wrestle with the ultimate dilemma: whether to choose love over duty to The Crown.

The Royal Family come face to face with danger. Heir to the throne Prince Charles has yet to find a bride, placing the future of the monarchy in peril.

The Queen, who is busy with state duty, must manage several crises at once; a catalog of scandals threatens the monarchy and she watches as Windsor Castle goes up in flames.

The Queen faces the biggest crisis of her reign following the death of Princess Diana; with public opinion at an all-time low, the Queen must learn to adapt if she's to find her way in modern Britain.

During The Queen's final years rifts appear between heirs and spares; Prince Harry has left the country and Prince Andrew has been stripped of his HRH title.

Learn how an often-absent mother and tough-loving father shaped Charles; how the sensitive boy became a visionary and charitable man.

Princess Diana's death and the impact it had on Charles.

Members of The Royal Family wrestle with the ultimate dilemma: whether to choose love over duty to The Crown.

The Royal Family come face to face with danger. Heir to the throne Prince Charles has yet to find a bride, placing the future of the monarchy in peril.

The Queen, who is busy with state duty, must manage several crises at once; a catalog of scandals threatens the monarchy and she watches as Windsor Castle goes up in flames.

The Queen faces the biggest crisis of her reign following the death of Princess Diana; with public opinion at an all-time low, the Queen must learn to adapt if she's to find her way in modern Britain.

During The Queen's final years rifts appear between heirs and spares; Prince Harry has left the country and Prince Andrew has been stripped of his HRH title.

Learn how an often-absent mother and tough-loving father shaped Charles; how the sensitive boy became a visionary and charitable man.

Princess Diana's death and the impact it had on Charles.

Members of The Royal Family wrestle with the ultimate dilemma: whether to choose love over duty to The Crown.

Candid interviews and never-before-seen footage reveal how Brian Jones, the founder of "The Rolling Stones," is left behind in the shadows of history.

Filmmaker Catherine Bainbridge examines the role of Native Americans in contemporary music history. She exposes a critical missing chapter, revealing how indigenous musicians helped influence popular culture.

Mick's creative and commercial vision has been instrumental to "The Rolling Stones" success; he's steered the band to incredible musical heights, striving to keep them unified through fallouts, changing fashions, and attitudes.

For 60 years, Keith Richards has been the lead guitarist of The Rolling Stones, a defiant hedonist and rock hero.

Rolling Stones guitarist Ronnie Wood talks about his life at the heart of rock `n' roll.

Charlie Watts was a true musician to the core, often cited by Mick and Keith as the rock and the glue that held "The Stones" together; for six decades, he was the quiet force and backbeat of the group and the least-showy drummer in rock history.

A homecoming concert on May 26, 1973, captures Carole King at her peak; also a behind-the-scenes look at the singer-songwriter's career.

Candid interviews and never-before-seen footage reveal how Brian Jones, the founder of "The Rolling Stones," is left behind in the shadows of history.

Filmmaker Catherine Bainbridge examines the role of Native Americans in contemporary music history. She exposes a critical missing chapter, revealing how indigenous musicians helped influence popular culture.