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How the Octopus Redefines Intelligence

A science feature exploring what octopus intelligence reveals about the nature of minds.

The Quiet Collapse of the Insect World

A nature essay on the silent, poorly noticed decline of insect populations worldwide.

C2 12 min

Unit 72 lessons

My Backyard Birds

A child describes the different birds that visit the garden every morning.

The Water Cycle Journey

A simple explanation of how water travels from the sea to the clouds and back again.

Unit 82 lessons

A Tiny Ant Colony

A look at the busy underground life of an ant colony and the jobs of each ant.

Why Leaves Change Colour

An explanation of the science behind the beautiful colours of autumn leaves.

Unit 92 lessons

When a Volcano Erupts

A description of what happens before, during and after a volcanic eruption.

Honeybees and Pollination

An account of how honeybees pollinate our crops and why their numbers are falling.

C1 Mock Tests1 lessons

Biodiversity Loss and Economic Valuation of Ecosystems

An environmental economics discourse on valuing natural carbon sinks, wetlands, and pollination.

C2 Mock Tests1 lessons

Neuroplasticity, Synaptic Pruning, and Cognitive Reserve

A neuroscientific exploration of structural brain remodeling, synaptic pruning, and cognitive longevity.

C2 15 min

Unit 102 lessons

Tectonic Plates and Earthquakes

An explanation of how moving tectonic plates cause earthquakes and shape our planet.

Migrating Humpback Whales

A report on the long yearly migration of humpback whales and what scientists are learning from it.

Unit 112 lessons

How Plants Turn Sunlight into Food

A detailed explanation of photosynthesis and why every living creature depends on it.

Extremophiles: Life in Hostile Places

A scientific talk about organisms that survive in extreme environments and what they teach us about life.

Unit 122 lessons

How Plants Make Their Own Food

A simple listening about how plants use sunlight, water, and air to make their own food.

The Journey of Water

An easy listening that follows water on its journey from the sea to the clouds and back again.

Unit 132 lessons

The Busy Life of Honey Bees

A simple listening about how honey bees live, make honey, and help flowers grow.

Why Rainbows Appear in the Sky

A listening that explains how sunlight and raindrops work together to create a rainbow.

Unit 142 lessons

When a Volcano Wakes Up

A listening that describes what happens before, during, and after a volcanic eruption.

The Great Wildebeest Migration

A listening about the yearly journey of wildebeest herds across the plains of East Africa.

Unit 152 lessons

A Tour of Our Solar System

A listening that travels from Mercury to Neptune and introduces each planet in our solar system.

How Animals Adapt to Survive

A listening about evolution and the clever ways animals and plants adapt to their changing environments.

Unit 162 lessons

Creatures of the Deep Ocean

A listening about the dark, high-pressure world of the deep ocean and the strange life found there.

The Accidental Discovery of Penicillin

A listening that tells the story of how Alexander Fleming discovered penicillin by accident.

Unit 172 lessons

How Rain Forms

A simple talk about how rain forms and falls from clouds.

Bees and Flowers

A short talk about how bees help flowers and make honey.

Unit 182 lessons

Why Leaves Change Colour

A simple explanation of why leaves change colour in autumn.

A Visit to the Volcano

A story about a class trip to see an old volcano.

Unit 192 lessons

How Plants Make Food

A talk explaining how plants use sunlight to make their own food.

Earthquakes Under the Sea

An explanation of how underwater earthquakes can cause huge waves.

Unit 202 lessons

The Long Journey of Salmon

A talk about the remarkable journey salmon make to lay their eggs.

What DNA Tells Scientists

A talk about how DNA helps scientists understand living things.

Unit 212 lessons

The Hidden World of Deep Sea Creatures

A talk about the strange creatures that live in the deepest parts of the ocean.

Why the Sky Turns Red at Sunset

A talk explaining the science behind the colours of the evening sky.

Unit 222 lessons

How Bees Make Honey

A simple talk about how bees collect nectar and turn it into honey.

Why the Sea Is Salty

An easy explanation of how salt from the land ends up in the sea.

Unit 232 lessons

The Life of a Sunflower

A short story following a sunflower from a seed to a tall yellow flower.

When a Volcano Erupts

A talk explaining what happens inside a volcano before and during an eruption.

Unit 242 lessons

The Amazing Memory of Elephants

A talk about how elephants remember water sources, friends, and family.

The Search for Water on Mars

A talk about how scientists look for signs of water and life on Mars.

Unit 252 lessons

The Secret Language of Dolphins

A talk about how dolphins use whistles and clicks to communicate and hunt.

How Vaccines Changed Human History

A talk about the discovery of vaccination and its impact on world health.

Unit 262 lessons

The Vanishing World of Coral Reefs

A talk about coral bleaching and the efforts to save the world's reefs.

Exploring Earth's Last Frontier

A talk about the mysterious deep sea and the race between science and mining.

Unit 272 lessons

How Cacti Survive the Desert

A clear talk about the clever ways cacti stay alive in the hot, dry desert.

The Northern Lights

An introduction to the colourful lights that dance across the polar night sky.

Unit 282 lessons

Lightning and Thunder

A simple explanation of why lightning flashes before we hear the thunder.

How Glaciers Shape the Land

A look at how slow rivers of ice carve valleys and leave rocky walls behind.

Unit 292 lessons

Inside a Weather Forecast

A behind-the-scenes talk about how scientists predict tomorrow's weather.

The Hidden Life of Fungi

A talk about the underground fungal networks that quietly keep forests alive.

Unit 302 lessons

How Plants Grow

A simple talk about how a small seed becomes a plant with flowers and fruit.

The Seasons of the Year

A simple talk about the four seasons and what happens in each one.

Unit 12 lessons

A Walk in the Forest

Anna and Mark take a weekend walk through a forest and notice the plants, birds, and small animals around them.

B1 8 min

A Day at the Beach

A family spends a day by the sea and learns simple facts about tides, waves, shells, and sea creatures.

B1 8 min

Unit 22 lessons

How Our Bodies Work

A schoolteacher explains the basics of the heart, lungs, bones, and muscles to a curious class of students.

B1 9 min

The School Science Fair

Students prepare simple experiments for a school science fair and learn why careful observation matters.

B2 10 min

Unit 32 lessons

Our Solar System

A visit to a planetarium turns into a friendly tour of the Sun, the planets, and the smaller bodies of the solar system.

B2 10 min

Life in the Ocean

A diver describes the layers of the ocean, the creatures that live there, and the threats they now face.

B2 10 min

Unit 42 lessons

Weather and Climate

A radio interviewer asks a climate researcher to explain the difference between weather and climate and why the planet is warming.

The Secret Life of Plants

A botanical lecture explores how plants make food, communicate, defend themselves, and respond to their surroundings.

Unit 52 lessons

Animal Survival Strategies

A nature documentary script examines the ingenious ways animals hide, migrate, hibernate, and cooperate in order to survive.