Curated Video
Scablands: Carved By Water
Over 15,000 years ago, a glacial dam broke, releasing 2,000 cubic kilometres of water across Washington State. Discover how it created the landscape we see today. Earth Science - Geology - Learning Points. Washington State's chaneled...
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Fold Mountains: Formation
Where are fold mountain ranges found on our planet? And how do the movements of tectonic plates affect their growth? Earth Science - Geology - Learning Points. A Fold mountain forms over millions of years by a process called orogeny....
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Waterfalls and Gorges
Waterfalls and gorges are closely linked as erosional features. Explore how each are formed and the different types of erosion at work. Earth Science - Geology - Learning Points. There are four forms of river erosion: attrition,...
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What Are Asteroids?
How are asteroids in our Solar System formed, where are they found, and what danger do they pose to life on Earth? Physics - Our Solar System - Learning Points. Asteroids are made from rock, metal or carbon, while comets are made of rock...
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How Did Saturn Get Its Rings?
Since Galileo first sighted Saturn, scientists have been baffled by its beautiful rings. What are they made of and where did they come from? Physics - Our Solar System - Learning Points. Saturn's rings were first discovered by Galileo in...
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The Last Day of Pompeii
The people of Pompeii ignored the warning signals from nearby Mt. Vesuvius. When the volcano finally erupted, it devastated the entire city, encasing Pompeii in ash for nearly 1500 years. Earth Science - Geology - Learning Points. On 24...
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Land Formations
Learn how our planet's landscapes, from mountains to hills, plateaus to plains, have been sculpted over millions of years by powerful geological forces. Earth Science - Geology - Learning Points. The planet's diverse landscape is shaped...
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Glaciers - Moving Ice Masses
Glaciers are a destructive force, moving slowly across landscapes, reshaping them as they go. Earth Science - Geology - Learning Points. Over three-quarters of Earth's fresh water is locked in frozen reservoirs, known as glaciers....
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Weathering: The Erosion of Rock by Natural Forces
The physical, biological or chemical factors that erode rock, from sand to ice, rain to plants, and even footsteps. Earth Science - Geology - Learning Points. "Weathering" refers to the breakdown of rocks into smaller pieces. Physical...
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Igneous
Rocks that form by the cooling and solidification of magma or lava. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Asteroid - Rocky Objects in Space
Objects composed of rocky or metallic materials, mainly found orbiting the Sun in a region called the asteroid belt between Mars and Jupiter. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
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Erosion
The wearing away of rock and the removal of weathered rock, soil, and other solid materials away from source. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Rocky Planets - Inner Planets
Let's take a closer look at the four rocky planets. They're called rocky planets because they're made of rock! Our universe - Space adventure - Rocky planets Learning Points There are four rocky planets in our solar system: Mercury,...
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What's inside the Earth?
Let's take a journey inside the Earth and explore the different layers – crust, mantle, outer core and inner core. Our universe - Planet Earth - What's inside the Earth? Learning Points The internal structure of the Earth consists of...
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Volcanoes
Volcanoes erupt from beneath the Earth's surface. Our universe - Planet Earth - What's inside the Earth? Learning Points A volcano is a landform on the Earth’s surface through which magma erupts as lava. A Twig Junior Film - Core science...
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Making steel
Find out how steel is made. The world around us - Exploring materials - How do we get materials? Learning Points Materials can come from the Earth, animals and plants. Humans can turn raw materials into finished product. A Twig Junior...
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Incredible climber
See how a special camera helps a blind man climb – using his tongue! The world around us - Inventions - Changing lives Learning Points Medical inventions and technologies can change people's lives for the better. A Twig Junior Film -...
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Fossils - Ancient Remains
Fossils are the remnants of ancient creatures. Our universe - Story of life - Fossils Learning Points Fossils are the remains of things that lived a long, long time ago. Fossils are made over millions of years by layers of mud pressing...
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The Earth's layers – True or false
True or false ... Mount Everest is growing? Physical processes -The Earth and beyond - The Earth's layers Learning Points
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The Earth's layers – Clip
Discover how erosion shapes Earth's landscapes and how the Grand Canyon formed millions of years ago. Physical processes - The Earth and beyond - The Earth's layers Learning Points The Grand Canyon was formed by water erosion. A Twig...
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Galapagos volcanoes
Discover how the Galapagos Islands were formed from volcanic eruptions. Physical processes -The Earth and beyond - The Earth's layers Learning Points Lava is molten rock that is released by a volcano. Lava reaches temperatures of over...
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Chimps choosing materials
Discover how chimps use the materials in their forest habitat to help them eat and relax. Material processes - Classifying materials - Choosing suitable materials Learning Points An understanding of properties is useful when selecting...
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Volcanic eruptions
Erupting volcanoes are a captivating example of materials changing state. Material processes - Solids, liquids and gases - Changes of state Learning Points Molten rock underground is called magma. Molten rock on the surface of the Earth...
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Rock Types - Rock Classification
Find out how different types of rocks can be classified depending on how they were formed. Material processes - Classifying materials - Rocks Learning Points Sedimentary rock is formed from compressed sediment at the bottom of seas,...