Science

S1E15: Digestion | Brain Freeze

Knowles and McCork explore the digestive system of Colin the floor manager.

S3E14: Taste | Brain Freeze

Knowles and McCork ask 'Why do we make saliva while we eat?'

S3E5: Teeth | Brain Freeze

Knowles and McCork ask the question 'Why do we have baby teeth?'

S3E3: Invisible | Brain Freeze

Knowles and McCork ask the question 'Which animal can turn invisible?'

S3E1: Blood | Brain Freeze

Knowles and McCork ask the question 'How does my heart keep beating?'

S2E14: Goldfish | Brain Freeze

Knowles and McCork ask if goldfish have bad memories and find out what makes them tick.

S2E15: Largest | Brain Freeze

Knowles and McCork ask what is the largest animal of all time?

S2E13: Beards | Brain Freeze

Knowles and McCork find out why girls can't grow beards and what would happen if a man never shaved.

S2E12: Eyesight | Brain Freeze

Knowles and McCork ask the question 'Which animal has the best eyesight?'

S2E11: Cats | Brain Freeze

Knowles and McCork ask 'Why do cats purr?'

S2E6: Venom | Brain Freeze

Knowles and McCork ask 'What is the world's most venomous animal?'

S2E1: Jumping | Brain Freeze

Knowles and McCork ask 'Which animal can jump the farthest?'

S1E11: Love | Brain Freeze

Knowles and McCork ask, what happens when we fall in love?

S1E2: Haircut | Brain Freeze

Knowles and McCork ask why a haircut doesn't hurt.

S1E14: Why Is My Tongue Wet? | Nina and the Neurons

Corin asks Nina why tongues are wet, and with a few experiments they discover the reason.

S1E9: Nina Needs A Wee | Nina and the Neurons

Nina goes to Spain to meet Jessica and to find out how we know when we need to use the toilet.

S1E8: All Bunged Up | Nina and the Neurons

Lucy from Edinburgh wants to know why people cannot taste when they have a cold.

S1E6: Eyebrows | Nina and the Neurons

Nina helps Sam from Morecambe find out what eyebrows are for, and what eyebrows can tell us about what people are feeling.

S1E3: Amazing Maze | Nina and the Neurons

Nina travels to Spain to help Ella and her friends find their way through a maze using their different senses.

S1E2: Do We All Smell Different? | Nina and the Neurons

Roddy wants to know if we all smell different.

13: Earth and Space Special | Horrible Science

Rapping science teacher Matt Green becomes the first human being ever to visit Quark when he joins Pipette on her home planet ...

Seasons | Get Set Galactic

Learn about the seasons with a helpful graphic of the earths tilt and its orbit and hemispheres.

S1E20: You Try to Catch a Falling Star? | Hey You, What If?

What happens if you try to catch a falling star? Spoiler alert - probably best not to try!

S1E18: The Earth Was Shaped Like a Doughnut? | Hey You, What If?

Would it be possible to live on an Earth shaped like a doughnut? You might be surprised!

S1E16: You Could Actually Reach for the Stars? | Hey You, What If?

Want to reach for the stars? It would be the journey of a lifetime - literally.

S1E14: You Could Live on the Moon? | Hey You, What If?

Some day people will live on the moon - find out just what they are in for.

S1E10: The Earth Was Flat? | Hey You, What If?

Find out why a flat Earth would feel very unflat indeed!

S1E9: The Moon Was Made of Cheese? | Hey You, What If?

Things don't quite go to plan when the moon turns into cheese.

S1E8: The Earth Stopped Spinning? | Hey You, What If?

Find out why stopping the earth from spinning isn't such a good idea.

S1E5: You Could Go on Holiday to Mars? | Hey You, What If?

Experience the ultimate in long-distance travel - a holiday on Mars!

S1E3: You Could Take a Lift to Space? | Hey You, What If?

What would happen if there really was a lift that took you all the way up to space?

S1E1: You Fell Into a Black Hole? | Hey You, What If?

Experience the most extraordinary ride in the universe - falling into a black hole.

S3E12: Walk | Brain Freeze

McCork and Knowles ask 'How long would it take to walk the Earth?'

S3E10: Time Zone | Brain Freeze

In this time zone special, Knowles and McCork ask 'Why does the Earth spin on its axis?'

S3E6: Salty | Brain Freeze

Live from the seaside, Knowles and McCork ask the question 'Why is the sea salty?'

S3E4: Space Food | Brain Freeze

Knowles and McCork ask the question 'Could pineapples grow on the moon?'

S2E16: Space | Brain Freeze

Knowles and McCork ask the question 'What is a black hole?'

S2E2: Shooting Star | Brain Freeze

Knowles and McCork ask the question 'What is a shooting star?'

S1E13: The Sun | Brain Freeze

Knowles and McCork ask, when will the sun stop shining?

S1E4: Deep Ocean | Brain Freeze

Knowles and McCork ask, what is the deepest part of the ocean?

S3E9: Ancestors | Brain Freeze

Dr Knowles and Professor McCork ask the question 'Are we all related?'

S1E12: Dinosaurs | Brain Freeze

Knowles and McCork ask why the dinosaurs became extinct.

Charles Dickens - Miserable (Song) | Horrible Histories

Charles Dickens on life, novels and inspiration from his experiences in the Victorian Era.

Darwin's Natural Selection (Song) | Horrible Histories

Charles Darwin explains his theory of evolution via song, oh, and there's a dancing gorilla!

The Beginning of Life | Life on Earth

David Attenborough explains the origins of life on earth, starting over three and a half thousand million years ago.

The Weddell seal's adaptations | Life

The Weddell seal is perfectly adapted to survive in the environment it must endure.

Over land and sea | Penguins: Meet the Family

Penguins are adapted to survive and thrive both in the sea and on land.

Penguin chicks | Penguins: Meet the Family

Penguin chicks are extraordinarily adapted to survive in harsh environments.

Echolocation | Secrets of Bones

Sperm whales have extraordinary sensory capabilities, and use echolocation to hunt and locate their prey.

Sensory Hub | Secrets of Bones

While skulls evolved in order to protect the brain, they've since adapted to become a sensory hub.

Soar and glide | Secrets of Bones

While pigeons have adapted to be all rounders, other birds have adapted to be able to execute specialised forms of flight.

Pentadactyl limb | Secrets of Bones

The pentadactyl limb adaptation, first seen over 300 million years ago, has helped a variety of animals to fly, from dinosaurs to bats.

Canopy dweller | Secrets of Bones

Gibbons are the acrobats of the primate world, perfectly adapted to life in the trees.

Vertebrae evolution | Secrets of Bones

Snakes, cheetahs and gazelles each have specially adapted vertebrae that help them to survive.

Bone evolution | Secrets of Bones

Large land mammals bone structures are perfectly adapted to help them to survive.

Smelly lemurs | Life

Smell is of particular importance to the primates of Madagascar: the lemurs.

Finding Food in the snow | Life In The Snow

How wolverines have adapted to finding and eating food in the snow.

Adaptation of the Reindeer | Life In The Snow

An exploration of how reindeer have adapted to living in freezing climates.

Adaptation of the Owl | Life In The Snow

An exploration of how the great grey owl has adapted to catching it's prey.

Adaptation of the Arctic Fox | Life In The Snow

An exploration of how the artic fox's coat has adapted to survival in arctic winters.

S2E4: The Poles | Spy in the Wild

The Spy Creatures travel to the lands of ice and snow beyond the Arctic and Antarctic circles, observing the hardiest and most charismatic ...

S2E3: The Islands | Spy in the Wild

The spy creatures explore the islands of the southern seas. Some of the most unique animals on earth have evolved in these isolated place...

S2E2: The North | Spy in the Wild

The Spy Creatures travel to the temperate lands north of the tropics, where life is governed by the rhythm of the seasons. Their destinatio...

S2E1: The Tropics | Spy in the Wild

The spy creatures infiltrate a hippo pod, a nursery of red flying foxes and the secret world of pygmy forest elephants.

S1E4: Mischief | Spy in the Wild

Animatronic spy creatures discover that mischief is rife in nature, but there are still rules that govern the animals' lives.

S1E5: Meet the Spies | Spy in the Wild

A behind-the-scenes view of the story behind deploying the Spy Creatures, showing how the concept evolved and became the inspiration f...

S1E3: Friendship | Spy in the Wild

Animatronic spy creatures go undercover to discover how friendships are a vital part of animal societies, helping them survive in a danger...

S1E2: Intelligence | Spy in the Wild

Animatronic spy creatures go undercover to explore the world of animal intelligence and reveal their use of tools, self-medication, cult...

S1E1: Love | Spy in the Wild

Documentary in which animatronic spy creatures infiltrate the animal world to explore their complex emotions.

Life In The Snow

Gordon Buchanan meets the animals who live in nature's winter wonderlands, from the polar bear mother helping her cubs to the owl searching for food.

David Attenborough | The Queen's Platinum Jubilee

David Attenborough speaks about the environment. Also, includes footage of the drones that turn into animals.

Woolly Mammoth: Secrets from the Ice

Professor Alice Roberts on the natural history of the woolly mammoth, revealing adaptations that helped the species evolve from their or...

Yunnan snubnosed monkey | Wild China

High in the mountains of China lives the yunnan snub-nosed monkey.

Rhea war dance | Natural World

Male rheas fight to win a harem of females.

Man-made ant nest | Planet Ant: Life Inside the Colony

Take a wander into the wondrous world of ant colonies.

Flying spiders | Life in the Undergrowth

David Attenborough looks at gossamer threads made by baby money spiders. The spiderlings use this gossamer to travel by 'ballooning'.

Big meeting | Elephant Diaries

Jonathan Scott meets Emily, matriarch of the orphan elephant herd.

Platypus: An Underwater Perspective | Natural World

Blind Platypus swims underwater using it's unusual and distinctive bill to locate food.

The Florida Manatee | Natural World

The warm, clear waters of Silver Springs attract one of Florida's most magical residents.

In-flight movie | Natural World

The team attach a 360 degree camera to the eagle to study the movement of the wings.

S3E7: Plant Life | Brain Freeze

Knowles and McCork ask the impossible question 'How many plants are there in the world?'

A resilient forest | Life

Two species of tree weather incredibly harsh conditions and seasonal change to ensure their survival.

Cunning Cacti | Life

This cacti deploys a variety of methods to maximise its chances of successful seed dispersal.

Flower power | Life

Flowers lure pollinators to ensure that plants can reproduce.

Searching for sunlight | Life

Different species of plants adopt a variety of ingenius techniques to secure much needed sunlight.

9: Plants | Life

The nature series turns to plants and looks at the ingenious solutions that they employ to counter life's challenges, such as spring-loaded traps, suckers a...

S1E19: You Could Run at the Speed of Sound? | Hey You, What If?

A fun run goes wrong when one ambitious runner tries running at the speed of sound.

S1E24: Echoes | Nina and the Neurons

Emma wants to know why some places have echoes.

S1E19: Making Music | Nina and the Neurons

Joel wants to make music, so Nina helps him find household objects that he can use as instruments.

S1E4: Trumpet | Nina and the Neurons

Luke from Newcastle has had enough of his dad's trumpet practice, so Nina comes to the rescue.

Thomas Edison invents ''hello'' | Horrible Histories

Edison stumbles upon an important development in the way people answer the telephone.

S1E6: Music | Dara O'Briain's Science Club

Dara O Briain and his expert team examine the science behind music. James May explores how music is linked to our emotions and Mar...