documentary HD

Crossword constructors fight for representation in the world's beloved puzzle.

Popular nonbinary Canadian comedian and TV sitcom creator Mae Martin explores the science of gender and sexual fluidity.

From goats that can sense upcoming volcanic eruptions to birds that know how to avoid tsunamis and cyclones, scientists are using wearable technology to tap into the "secret knowledge" of animals.

Connel Bradwell challenges mainstream biology's blind spots and explores the true diversity of gender and sexuality in nature.

Dennis Oland is convicted of murdering his father and sentenced to life; he is released for retrial 10 months later.

Inside the Black Lives Matter movement with activist Janaya Khan.

Twelve Dene men and women unite to build a moose skin boat and ride it down the mighty Nahanni River.

After the closure of Smiths Falls' Hershey factory, Ontario's "chocolate capital" reinvented itself as place where new recreationaland service sector businesses can thrive.

Connel Bradwell challenges mainstream biology's blind spots and explores the true diversity of gender and sexuality in nature.

Dennis Oland is convicted of murdering his father and sentenced to life; he is released for retrial 10 months later.

Inside the Black Lives Matter movement with activist Janaya Khan.

Twelve Dene men and women unite to build a moose skin boat and ride it down the mighty Nahanni River.

After the closure of Smiths Falls' Hershey factory, Ontario's "chocolate capital" reinvented itself as place where new recreationaland service sector businesses can thrive.

Connel Bradwell challenges mainstream biology's blind spots and explores the true diversity of gender and sexuality in nature.

Dennis Oland is convicted of murdering his father and sentenced to life; he is released for retrial 10 months later.

Inside the Black Lives Matter movement with activist Janaya Khan.

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

Forensic pathologist Dr. Richard Shepherd investigates the murder of Peter Fasoli by Jason Marshall who set fire to his home to cover it up, then went on to spend Peter's money and kill another man in Italy.

Forensic pathologist Dr. Richard Shepherd investigates the murder of Bill McLaughlin killed by his fiancée, Nanette Packard and her new boyfriend, Eric Naposki, in Newport Beach, Calif.

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

Forensic pathologist Dr. Richard Shepherd investigates the murder of Peter Fasoli by Jason Marshall who set fire to his home to cover it up, then went on to spend Peter's money and kill another man in Italy.

Forensic pathologist Dr. Richard Shepherd investigates the murder of Bill McLaughlin killed by his fiancée, Nanette Packard and her new boyfriend, Eric Naposki, in Newport Beach, Calif.

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

Forensic pathologist Dr. Richard Shepherd investigates the murder of Peter Fasoli by Jason Marshall who set fire to his home to cover it up, then went on to spend Peter's money and kill another man in Italy.

Forensic pathologist Dr. Richard Shepherd investigates the murder of Bill McLaughlin killed by his fiancée, Nanette Packard and her new boyfriend, Eric Naposki, in Newport Beach, Calif.

Sarika journeys to the Arctic where beavers have been encroaching farther north every year; will the Arctic ever be the same as they populate more of the northern tundra?

Worldwide weather systems are starting to break; how air, ocean and even lava currents are changing in unprecedented ways thanks to a hotter planet.

After a brain injury, the scientist must relearn how to live and work in Canada's North; she discovers that the ancient Arctic was a strange and surprising place.

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.

After a brain injury, the scientist must relearn how to live and work in Canada's North; she discovers that the ancient Arctic was a strange and surprising place.

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.

After a brain injury, the scientist must relearn how to live and work in Canada's North; she discovers that the ancient Arctic was a strange and surprising place.

The 16 school children present in the Florida classroom when President W. Bush learned of the Sept. 11 attacks, now in their mid-20s, try to find their footing in a world shaped so much by that day.

Gender and sexuality are so interwoven, it's hard to know where one ends and the other begins; exploring the ideas of gender, sexuality and the possibilities beyond the gender binary.

From bimbos to tradwives, the hidden truth behind extreme femininity trends is revealed.

The 16 school children present in the Florida classroom when President W. Bush learned of the Sept. 11 attacks, now in their mid-20s, try to find their footing in a world shaped so much by that day.

Gender and sexuality are so interwoven, it's hard to know where one ends and the other begins; exploring the ideas of gender, sexuality and the possibilities beyond the gender binary.

From bimbos to tradwives, the hidden truth behind extreme femininity trends is revealed.

The 16 school children present in the Florida classroom when President W. Bush learned of the Sept. 11 attacks, now in their mid-20s, try to find their footing in a world shaped so much by that day.

Gender and sexuality are so interwoven, it's hard to know where one ends and the other begins; exploring the ideas of gender, sexuality and the possibilities beyond the gender binary.

From bimbos to tradwives, the hidden truth behind extreme femininity trends is revealed.

For 44 years, David Suzuki has taken people around the world to explore science, technology, and nature - and now for something completely different.

A hair-raising journey into the salon, the lab, a remote Chinese village, a baby nursery and even a wildlife sanctuary to explore the surprising new research at the root of it all.

The science of adolescence; understanding this dramatic, mysterious and critically important phase of life, for humans and other animals.

Revisiting the food system and its improvements, focusing on innovative farmers and food producers working toward a healthier future.

They are called the greatest team ever assembled, but Team Canada find themselves outmatched by a disciplined Soviet team.

The Soviets show their victory in Game 1 was no accident, and Canadian fans show their frustrations as Team Canada struggles to keep up with Soviet-style hockey.

The science of adolescence; understanding this dramatic, mysterious and critically important phase of life, for humans and other animals.

Revisiting the food system and its improvements, focusing on innovative farmers and food producers working toward a healthier future.

They are called the greatest team ever assembled, but Team Canada find themselves outmatched by a disciplined Soviet team.

The Soviets show their victory in Game 1 was no accident, and Canadian fans show their frustrations as Team Canada struggles to keep up with Soviet-style hockey.

The science of adolescence; understanding this dramatic, mysterious and critically important phase of life, for humans and other animals.

Revisiting the food system and its improvements, focusing on innovative farmers and food producers working toward a healthier future.

Future generations are tackling universal issues including ecology, discrimination, governance, and food sovereignty.

Uncovering and examining hidden structures built by the Nazis, from tunnels to towers, artillery sites, resistance nests and communication centers.

As Hitler's shadow engulfs Europe, castles across the continent fall under Nazi control; once symbols of nobility and culture, they are transformed to serve the ambitions of the Third Reich.

Future generations are tackling universal issues including ecology, discrimination, governance, and food sovereignty.

Uncovering and examining hidden structures built by the Nazis, from tunnels to towers, artillery sites, resistance nests and communication centers.

As Hitler's shadow engulfs Europe, castles across the continent fall under Nazi control; once symbols of nobility and culture, they are transformed to serve the ambitions of the Third Reich.

Future generations are tackling universal issues including ecology, discrimination, governance, and food sovereignty.

Uncovering and examining hidden structures built by the Nazis, from tunnels to towers, artillery sites, resistance nests and communication centers.

As Hitler's shadow engulfs Europe, castles across the continent fall under Nazi control; once symbols of nobility and culture, they are transformed to serve the ambitions of the Third Reich.

Anthony Morgan shines a light where the sun doesn't usually shine; why humans have butts, their evolution and how to keep them healthy.

Microplastics are everywhere; Sarika Cullis-Suzuki joins science journalist Ziya Tong for an investigation into the addiction to plastic and the growing threat of microplastics on human health.

Newly discovered risks are found in the air.

Following the evolution of hard rock icons and pioneers Steppenwolf; the untold story of the band that defined a generation.

Richard Ayoade packs his case and heads to the Canaries to discover what lies beyond the all-inclusive resorts of the volcanic island of Tenerife; Making the trip from L.A. to join him is writer, director and actor, Lena Dunham.

Richard and Rhod Gilbert's high-speed visit to Florida's famous hot spot takes in art, art deco, alligators, speedboats, an airboat tour of the everglades and dominoes.

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

Newly discovered risks are found in the air.

Following the evolution of hard rock icons and pioneers Steppenwolf; the untold story of the band that defined a generation.

Richard Ayoade packs his case and heads to the Canaries to discover what lies beyond the all-inclusive resorts of the volcanic island of Tenerife; Making the trip from L.A. to join him is writer, director and actor, Lena Dunham.

Richard and Rhod Gilbert's high-speed visit to Florida's famous hot spot takes in art, art deco, alligators, speedboats, an airboat tour of the everglades and dominoes.

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

Newly discovered risks are found in the air.

Following the evolution of hard rock icons and pioneers Steppenwolf; the untold story of the band that defined a generation.

Snow leopard Batu suddenly stops breathing while Dr. Andrea performs surgery; in Yukon, an injured baby lynx is reunited with its family with the help of Dr. Chris and new intern Dr. Shannon.

Dr. Whitney assesses rescued harbor seals with new intern vet Dr. Shannon at The Alaska Sea Life Center; at the Conservancy, tensions rise as a sandhill crane goes into distress while under sedation.

Intern vet Dr. Shannon takes part in her first surgery at APC on an endangered snow leopard; new polar bear alert officer Chantal jumps into action to chase a polar bear out of town.

Dr. Chris and the team perform emergency dental surgery on polar bear Aurora; Barkley the bison has a broken horn; an orphaned otter pup gets much-needed attention.

The Sedna gets a lift from a new face; a Sealift rookie leads the big ship to his village.

Snow leopard Batu suddenly stops breathing while Dr. Andrea performs surgery; in Yukon, an injured baby lynx is reunited with its family with the help of Dr. Chris and new intern Dr. Shannon.

Dr. Whitney assesses rescued harbor seals with new intern vet Dr. Shannon at The Alaska Sea Life Center; at the Conservancy, tensions rise as a sandhill crane goes into distress while under sedation.