Over 2 billion people on earth eat insects for protein. The Gateway Bug explores how changing daily eating habits can feed humanity in an uncertain age, one meal at a time.

These unorthodox military innovations were not developed by chance, each was constructed to solve a tactical or strategic problem, such as overcoming Nazi defenses on D-Day, mounting a surprise attack over water, or safely moving an agent back and forth across enemy lines. The US smart bomb piloted by live pigeons, a jet pack used by flying soldiers, an incendiary bombing program that used bats released from aircraft, and a giant Catherine Wheel are all covered in this fascinating series. World's Weirdest Weapons explores never before seen weapons and introduces viewers to the extraordinary people that invented these ingenious devices.

Low-tech is a practical ecological approach that involves designing or disseminating simple, durable, and accessible techniques and know-how for all. Low-tech takes us into a group of citizens who are fighting to democratize this approach.

Retrace the thought experiments that inspired his theory on the nature of reality.

Chronicles Canada's long history of anti-Black racism through current interviews and archive material, with episodes focusing on police violence and the emergence of hip-hop music.

Tones, Drones and Arpeggios: The Magic of Minimalism is a series in which Charles Hazlewood explores the four great American minimalist composers who rebooted classical music in the 20th century.

This ground-breaking two-part series takes us inside two of the most amazing structures in the natural world: our hands and feet.

Patagonia: Life on the Edge of the World explores the wonders of one of the wildest places on Earth through the lives of extraordinary animals and people that inhabit it. Filmed over one dramatic year, we reveal what it takes to survive and thrive at the edge of the world. This is Patagonia like you've never seen it before.

Dr. Hannah Fry explores the mystery of maths. Is it invented like a language or is it discovered and part of the fabric of the universe?

Dr Xand van Tulleken tells how an extraordinary heatwave struck London in the summer in 1858 and a terrible stench began to rise from the River Thames. 

A team of scientists take to the skies in one of the world's largest airships, for a unique exploration of Earth's most precious and mysterious environment - the atmosphere.

The Great Lakes, home to a fifth of the world's fresh water and the backbone of a vast ecosystem, are explored from every angle on this documentary series.

BBC Four presenter Alok Jha charts the history of weather forecasting from its origins in the early 19th century. From the first use of forecasting - to help save lives at sea, the vital role it played in military strategies in WW1 and D-Day and the transformation it underwent to become a crucial part of our modern day culture and world economy.

The series examines the Pluto planet controversy, the personal stakes of mission scientists, as well as the challenges of a long duration spaceflight of nine years, and shares with viewers the thrill of discovery as the strange, unique geography of Pluto and its giant moon Charon is revealed for the first time.

A spectacular aerial journey across Egypt reveals how the River Nile was the key to the ancients' empire and why it is still important today.

Grammy award-winning soul and jazz star Gregory Porter takes viewers on a 100 year celebration through the mystery, joy and pain that lies behind some of the greatest voices in modern music.In each of the three episodes Gregory traces the musical journey of three distinct styles of singing - the crooning voice, the truth-telling growl and the show-stopping, virtuosic voice – revealing the surprising pathways each of these classic vocal styles have taken through popular music history, and featuring encounters with some of Gregory's all-time favourite singers.

"Highly Strung" A story of passion...of obsession...and possession A journey into a rarefied world of elusive tones evoked by horsehair on catgut, of investors lured to spend millions on unique instruments. The deadly sins of lust, jealousy and greed jostle with the purity of philanthropy and sonic perfection. A duel of tension and harmony in a Quartet of youthful virtuosi expanding their skills on a clutch of rare Guadagninis. An exploration of the mystery and the lost, delicate art of constructing these robust masterpieces Exquisite imagery will illuminate a complex history of enduring instruments and their temporary custodians. And then there's the music!

"It's known as the court of last resort -- the Supreme Court -- where nine judges appointed for life make monumental decisions that govern our everyday lives, from the contents of the nation's daily newspapers to what we can do in the privacy of our own homes. With immense power and considerable mystery, the court of final appeal has helped author the history of America.

Tudor fashion is one of extravagance, flamboyance, glamour and colour. The penchant for jewellery and clothing is unlike any other. It is an era of exquisite fashion, and one of extreme drama. The Tudor Monarchy reveals a whole new element of structure and dimension to the world of fashion. It was enhanced by each distinctive persona, and every monarch had brought som...Read all

aired as one-off in france/

N Is a Number: A Portrait of Paul Erdos is a 1993 biographical documentary about the life of mathematician Paul Erdos, directed by George Paul Csicsery.

Breakthroughs in brain imaging and genetics has made it possible to understand how the interplay of genes and environment affect the mind, and ultimately, tell us how to live better.

Yann Arthus-Bertrand has flown over hundreds of countries to create an extraordinary aerial portrait of our planet as never seen before. This DVD from the Panoramica Motion Gallery is 'Ambient' in concept, there is no storytelling, no narratives, just a constant stream of compelling beauty.

The sword has influenced the outcome of some of the greatest moments in history, inspired famous myths and legends, and served as a symbol of the fight against evil and oppression. It turned blacksmiths into artisans, soldiers into legends, and actors into swashbuckling heroes. Explore the history of this iconic weapon and its evolution from flint and bone tools of the Stone Age to light saber weapons in space.

From ruffling their majestic feathers to nailing im-peck-able courtship routines, birds in paradise flaunt their best moves in hopes of landing a mate.

Antarctica went through greenhouse epochs before it eventually succumbed to ice again. The great mystery is how the animals and plant life evolved and survived in a strange polar seasonal world of months of darkness.

This 3-part documentary series will delve into the mysteries, myths, and arcane history of the CELTS, and reveal brand new information about the ancient civilization.

Exploring two of the greatest thinkers of humanity, and their contributions to our understanding of the universe.

Each hour tells the stories of various snakes: how they live, why we can't see them, what they do to feed and breed, and how they deal with living near humans. Glossy natural history footage showcases the beautiful snakes and their behaviour. To tell the human side, we feature snake catchers entering houses and properties before rescuing the snakes and releasing them to live out their days in the wild. Snakes featured: Mamba, Cobra and Viper.

Series which looks at important thinkers through the TV and radio broadcasts they made for the BBC. Includes rare and never-seen archive of Freud, Jung and Bertrand Russell.

In 1969, the first humans to travel to the moon looked back at the whole of the Earth. Since then our understanding of our planetary home and our impact upon it has grown exponentially.

Where does music live in the human brain? How and in what form, does a sound, a song, a musical piece become an embedded emotion, image, memory or unforgettable melody? How and why does music succeed, often very quickly, in transforming the physiology and neural connections of the human brain, from a baby in gestation to our last breath? Tuning the Brain with Music is a documentary film that introduces us to the spectacular transformative powers that music has on the plasticity and anatomy of the human brain in a sustainable way. The stories at the heart of the film are many and varied: there are premature babies who in intensive care units are appeased by music therapy sessions; Canadian veterans suffering from post-traumatic stress that music has saved from suicide; autistic girls who have formed a rock band; survivors of cancer and stroke for whom music has been an integral part of their medical healing protocol; and homeless youth for whom music is their lifeline.

Evolutionary biologist and master skeleton builder Ben Garrod presents a six-part series looking at how bones have enabled vertebrates to colonise and dominate practically every habitat on Earth.

The Moon has drawn out our sense of wonder since before we were fully human. Where did it come from? What secrets are written in its rocks? For most of our history, its story was cloaked in myth and mystery. Only now are the vivid details coming into focus.

Illusions introduces the world of the visual scientist Prof. Arthur Shapiro. Find out how your mind misinterprets information due to visual bias.

National Geographic Explorer, Albert Lin uses high-tech digital equipment to map ancient civilizations revealing never before seen archeological and engineering marvels. His journeys take him throughout Asia, from the tombs of China's first emperor to Mongolia's Forbidden Zone in search of Genghis Khan's burial site. In Nan Madol, Micronesia he finds a quarry in the sky that likely sourced the Saudeleur Dynasty's basalt stone kingdom.

One off docu, so not allowed

A dying man must confront the pain that he caused to his loved ones.

The writings and eyewitness accounts of wartime participants help trace the story of Europe's liberation during WWII in this historical docuseries.

Tim Winton takes us on a journey to one of the last intact wild places left on Earth. Its First Peoples call this global treasure Nyinggulu. The rest of us know it as Ningaloo.

The documentary series about how the Norwegian government, through a secret operation carried out by a group of unlikely people, managed to smuggle 49 tonnes of gold out of the country during the Nazi invasion in April 1940.