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Cave diving is the most difficult and dangerous type of diving, so the training to become a certified cave diver is arduous. This episode documents Jonathan's actual cave training in the Bahamas and follows him as he learns how to dive safely in the overhead environment of a cave in an attempt to earn his full cave diver certification.

Humans have long dreamed of flight—from da Vinci's flapping-wing designs to massive cow-gut-filled airships. The Wright brothers, inspired by bicycles, built strong, controllable kites that led to early planes. Modern jets fly faster thanks to high-altitude, low-resistance flight, an idea sparked by Frank Whittle's Aeolipile experiments. From the Airbus A380 to NASA's scramjet, aviation keeps evol

Cooling is essential today, but it began with icehouses and lake-cut ice. The 'ice industry' faded due to pollution. Air-conditioning was invented to control humidity, not temperature. Cold isn't created—it's moved. The first fridge was built to fight malaria, but early models leaked toxic gases. Even Einstein designed a safer version. Later, refrigerants harmed the environment. Now, scientists ex

On a hot summer's day, nothing cools you down like a frozen fruity popsicle! You'll learn how an 11-year old boy created this sweet icy treat! And, have you ever noticed those colored spinning poles outside the barbershop? You'll be in stitches when you learn how they got their start! Plus, find out how a melting chocolate bar gave way to the invention of the microwave!

It was the PURRRFECT idea for making our furry friends more pleasant around the house! You'll learn how KITTY LITTER clawed its way into our homes. And you'll learn how a garment made out of special woven fibers can stop a bullet, plus, why is walking under a ladder bad luck? And finally, we'll CUT TO THE CHASE and explain the history behind this common phrase!

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

Series introduction and the study of Earth from orbit. The sky above is littered with stars and countless galaxies. It is where we come from and where we are destined to return. The first phase of this journey is complete, now commences the second, with robotics, advanced technologies and sheer daring we are now going where before we only dreamt.

The Moon, our closest celestial companion. Our indispensible dance partner through the cosmos. Lighting our night sky and gently tugging at our shores. Few have walked on her surface, though her allure remains strong, once again we are glancing her way with renewed interest and with a view to return very soon.

Zenith - Advances in Space Exploration reveals these latest developments and the implications they hold for all of us.

The Monty Hall Problem shows switching choices boosts winning odds. The Birthday Problem reveals how just 23 people can have a 50% chance of shared birthdays due to multiple pairings. Gambler's Ruin proves that in a fair game, the smaller bankroll loses over time. The Infinite Hotel Paradox explores the strange logic of infinity. The Locker Riddle uses factorization to reveal why only lockers with

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

Travelling by boat bears a priceless sense of Freedom and offers endless new vistas to all passengers. Across waterways around the world Boats are an essential tool of daily life whether they carry goods, serve as utilities or services in remote areas.

RV Explorers, chasing 100 Sunsets. A TV show following a new motorhoming couple as they explore the towns and regions of NZ - experiencing various tourist attractions, events and joining in with other motorhomers to experience their favourite activities.

RV Explorers, chasing 100 Sunsets. A TV show following a new motorhoming couple as they explore the towns and regions of NZ - experiencing various tourist attractions, events and joining in with other motorhomers to experience their favourite activities.

Explore the windsurfing culture of Maui, and follow a Production Company as they make a Windsurfing movie. The serene island is the perfect backdrop for this sun, sea and surf extravaganza.

A look at the characters and destinations for heli-skiers in Alaska.

In the spirit of coastal conservation, Big Coast practices catch-and-release Tyee Chinook Salmon (over 30lbs) angling and only taking what you need. Going strong for 15 years, Big Coast features 13 new half hour episodes every year! A 300-mile boat trip from Vancouver to Duncanby Lodge in Rivers Inlet for Percy Walkus Hatchery Chinook Fundraiser!

The presenter explores the Wet Tropics of Queensland.

The host explores the wildlife of the Great Ocean Road.

Rafa, the 'Birdman of Loro Parque', proudly leads the Foundation's ornithological work, surrounded daily by parrots, puffins, and penguins. Meanwhile, Inaki faces a challenge: training Sue-Anne the anteater. Armed with vanilla yoghurt and patience, he's hoping charm wins over stubbornness. Will she cooperate or snub his efforts?

Ubongo the gorilla has a foot injury, and treating a 400-pound patient takes serious skill. Meanwhile, Ester's team unveils a coral farm—less cuddly, but just as vital. And in the summer heat, Hugo the sloth cools off with a slow-motion shower. From veterinary challenges to marine innovation and quirky animal moments, Loro Parque never stops surprising.

Gasp at animal power, gawp at childhood innocence, this is the true story of children who live as friends with wild animals.

The island of the god Helios -the Greek island of Rhodes.

Outta Town Adventures travels both near and far to discover the best advenures the destinations have to offer. This TV series is dedicated to presenting history, culture and geography in a fun and pisitive way. It encourages people to explore this beautiful world - something that starts with simply getting out of town.

Outta Town Adventures travels both near and far to discover the best advenures the destinations have to offer. This TV series is dedicated to presenting history, culture and geography in a fun and pisitive way. It encourages people to explore this beautiful world - something that starts with simply getting out of town.

Sarah travels to one of the top 10 dive destinations in Australia (Julian Rocks, Byron Bay, NSW) to dive with three species of Wobbegong Sharks within the Cape Byron Marine Park. She also conducts a street poll with members of the public to find out what they think about sharks.

How is life on the city's roofs? This series scales new heights, exploring apartment buildings, towers and monuments to discover a world full of unsuspected treasures : our rooftops. By day and night, the population changes on these heights. There are people who work here, people who live here, and others who come here to relax. The world's rooftops are a continual hive of activity.

Deep in the heart of Mexico's Yucatan, Jonathan is exploring remote cenotes in the jungle that were once used for Mayan rituals. Just reaching the surface of the water requires rappelling down from the forest above. But then, beneath the surface, he encounters strange alien life forms that live in total darkness, and the remains of humans and animal sacrifices from an ancient culture.

In the Flower Garden Banks National Marine Sanctuary, Jonathan investigates some of the densest coral reefs in the Caribbean as they spawn under cover of darkness. Then he heads over to Silver Springs for the Sea Hunt Forever Festival, celebrating the classic TV show Sea Hunt and the vintage scuba gear that was used on the program.

Edison didn't invent the light bulb—he made it practical. Early lighting included unsafe limelight and blinding arc lamps. Edison tested thousands of filaments, even a beard hair, to improve bulb life. Others explored gas-based bulbs, leading to energy-saving lamps. Lasers, once Einstein's theory, became essential tech. Today, lighting innovations include invisible wavelengths and even laser thera

Alexander Graham Bell, inspired by a misunderstood German paper, aimed to send multiple tones through a wire—leading to the invention of the telephone. He discovered that voice vibrations vary electric current strength, enabling sound transmission. Though revolutionary, it took time for people to grasp its impact. Today, wireless calls dominate, yet still rely on Bell's principles. As tech evolves

It's the city of love, Paris, France. The world over knows its most famous structure, the Eiffel Tower! But did you know PARISIANS originally wanted to tear it down! We'll explain why and how it was saved! Then, you'll visit America's FIRST PIZZERIA! And how the gourmet ice cream HAAGEN DAZS got its exotic start in Bronx New York!

It's been sweetening America for almost 40 years! Now, find out the truth behind how SWEET N LOW actually got its name! And why do we yell SHOTGUN when getting into a car with friends? Then, is it really bad luck to open an umbrella in the house? And, learn the salty truth on how the POTATO CHIP was invented out of ANGER!

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

They orbit between us and our Star, the inner worlds; hidden within the sun's glare often only visible at sunrise or sunset. Venus the first and brightest star in the evening sky, and Mercury fleeting across the solar disk. They are half of our solar system's terrestrial planets yet we know so little. As we begin to take a closer look at our companions they are posing more questions than answers.

It has fired our imaginations for millennia, Mars, the God of War and the source of Man's science fictional demise. We know the dry barren planet was once flowing with vast reservoirs of water, the sky thick and filled with clouds and the tantalizing possibility of life. It is the only other place in our solar system than Man might one day call home.

Zenith - Advances in Space Exploration reveals these latest developments and the implications they hold for all of us.

Saccadic eye masking helps the brain blur fast eye movements for clear vision. Plants move in response to stimuli for survival and reproduction. Language shapes how we perceive color—some cultures lack words for certain hues. Color blindness stems from faulty retinal cells and can be genetic or acquired. Perspective illusion uses geometry to create depth in art, a technique refined during the Rena

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

Travelling by boat bears a priceless sense of Freedom and offers endless new vistas to all passengers. Across waterways around the world Boats are an essential tool of daily life whether they carry goods, serve as utilities or services in remote areas.

RV Explorers, chasing 100 Sunsets. A TV show following a new motorhoming couple as they explore the towns and regions of NZ - experiencing various tourist attractions, events and joining in with other motorhomers to experience their favourite activities.

RV Explorers, chasing 100 Sunsets. A TV show following a new motorhoming couple as they explore the towns and regions of NZ - experiencing various tourist attractions, events and joining in with other motorhomers to experience their favourite activities.

This unconventional road trip follows the "Local Exposure Tour," in search of the next BMX pro rider. It follows some of the biggest names in BMX as they search for a BMX "grom" deserving of the opportunity of a lifetime.

First people to free ski big mountain lines in Japan. Long travel times to Japan and ski opportunities were not the only obstacles on their way to explore Japan's backcountry.

Fishing Prince Rupert, Ha-Nee-Nah Lodge on Dundas Island and Hecate Strait for Chinook Salmon and Pacific Halibut!

In this episode we visit the Kennedy Space Center located on Florida's famous "Space Coast." We'll speak to NASA engineers about the past, present and future of American space travel, as well as take a look at the attractions KSC has to offer.

In this episode we explore Las Vegas' lesser known past. We visit the National Atomic Testing museum to learn about how the desert outside of Vegas was used for testing America's secret nuclear weapons. We also visit the Mormon Fort, the first permanent non-native settlement in the area, as well as the Neon Museum.

A snapshot of Seasons, how they work together and keep the globe in balance. Droughts are explored in terms of how we can predict them, proof our lives from them and collect data because of them. Hurricanes are explained, their power revealed and the measures that are used to help us survive their impact. Thunderstorms have a few stages of development that roll out in a particular order.

In the spirit of coastal conservation, Big Coast practices catch-and-release Tyee Chinook Salmon (over 30lbs) angling and only taking what you need. Going strong for 15 years, Big Coast features 13 new half hour episodes every year! A 300-mile boat trip from Vancouver to Duncanby Lodge in Rivers Inlet for Percy Walkus Hatchery Chinook Fundraiser!

The survival expert swims around the Great Barrier Reef.

Sarah travels to one of the top 10 dive destinations in Australia (Julian Rocks, Byron Bay, NSW) to dive with three species of Wobbegong Sharks within the Cape Byron Marine Park. She also conducts a street poll with members of the public to find out what they think about sharks.

With classic tales as The Jungle Book to his credit, Rudyard Kipling brought India to life for many readers around the world. In this episode, Bill steps back into Kipling's wild world while exploring Kanha and Bandhavgarh National Parks, the inspiration for The Jungle Book and many other tales. There, we track tigers and search for jackal, sambar, chital, monkeys and wild boar. We round out the e

Journeys explores the history and fables that surround the controversial rebel leader Tipu Sultan. Mysore was the center of an Empire strong enough to challenge the British. Tipu's over-the-top personality is reflected in the architecture, gardens and stories that still permeate this metropolis.

The name alone conjures up mysterious and exotic images. The architecture and backstory to this once powerful independent kingdom, is both amazing and horrifying. Outside the city, Zanzibar earns its "Spice Island" nickname due to the huge plantations that grow everything to make your cooking flavorful. Journeys final stop is to visit the highly endangered Red Colobus monkeys. Learn why these huma

In this first of a two-parter on the Mara, we follow the migration in anticipation of the famous river crossings. We find all three big cats and hyena waiting for their chance to get their share of the migrants. During migration, the animal numbers are staggering.

Follow a group of extreme skiers as they explore Jackson Hole a Mecca for snow sports of all kind.

This episode of Nomads provides a sneak peek at life as a professional wakeboarder, what the sport is, and the east coast world of wakeboarding.

Travelling by boat bears a priceless sense of Freedom and offers endless new vistas to all passengers. Across waterways around the world Boats are an essential tool of daily life whether they carry goods, serve as utilities or services in remote areas.

The International Space Station is undoubtedly the jewel in the crown of low Earth orbit; observation post, research lab and class room. Equally however there are many other assets orbiting Earth that are even more important to our everyday lives; delivering communications, weather observation, global positioning and resource management the list is growing with every year.

Our seafaring nature has translated well to the space age, seeking to sail out into the unknown in search of riches of one kind or another. While Europe and Asia continue their interest in the resource rich Moon, The United States and NASA have set their sights on nothing less than manned missions to Mars. Can they manage to go shore to shore on the most dangerous of unknown seas, deep space.

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

Learn the secrets behind thermos' amazing technology! And they were the sweet candy pellets we loved as a kid, but did you know that Pez was created to help people stop smoking? And find out how a steamboat inspired Samuel Langhorne Clemens to change his name to Mark Twain!

It's one of the world's most famous train stations - Grand Central Terminal. We'll take you on a trip to reveal its many fascinating secrets! And if they are cleaned without water, how do clothes get spotless when they are dry cleaned?

Water: H2O Stories is a 3x52 series revisiting the story of water on planet Earth and its disrupted course over time which has led to the 21st century biggest challenge.

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

Journey inside Dust Storms to see how they are formed and the hazards and effects they cause. A glimpse into the science of Clouds and how they fit into the weather cycle of the planet. The power of Lightening is more than visual, it is noise, electricity and it even helps plants to grow. Did you know that Rain droplets have different shapes and temperatures, it's maybe more interesting than you t

A series that puts chemistry in our everyday experience by showing the living connection we have with the chemicals and elements that make up our world. The matter that built skies and seas, the atoms that make up you and me, the chemistry around us that forms the things we touch, smell and see. This series shows us what the objects in our universe and in our homes are made from and why the partic

Edison didn't invent the light bulb—he made it practical. Early lighting included unsafe limelight and blinding arc lamps. Edison tested thousands of filaments, even a beard hair, to improve bulb life. Others explored gas-based bulbs, leading to energy-saving lamps. Lasers, once Einstein's theory, became essential tech. Today, lighting innovations include invisible wavelengths and even laser thera

Come with us as we explore and unravel the mysteries of what lies beyond our planet Earth. This is a series packed with space stories and information about our universe covering what we can see, how we can live in space and what science tells us about the past and the future as we journey inside out of space.

Species that can destroy food supplies underwater include the lionfish, giant Nile Perch, Asian Carp, blue green algae, Red Tide algal bloom and jellyfish.