Curated Video
Predicting Volcanic Eruptions
Learn how scientists can predict volcanic activity using seismology to monitor lava patterns deep underground. Earth Science - Geology - Learning Points. Scientists use seismology to predict an eruption. A "long-period event" involves...
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Mechanisms of Evolution
Genetic variation produces new characteristics and, over generations, drives the evolution of species. But how do new gene types arise and what are the processes behind evolution? Biology - Adaptation And Evolution - Learning Points....
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Adaptation - Survival Traits
Examples of physical and behavioural adaptations which allow plants and animals to survive in some of the most challenging habitats on Earth. Biology - Adaptation And Evolution - Learning Points. Animals and plants survive in diverse...
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Big Al
How scientists pieced together the life and death of an Allosaurus called "Big Al" by studying his bones. Biology - Adaptation And Evolution - Learning Points. Big Al is one of the most complete dinosaur skeletons ever discovered. His...
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Extreme Living: The Frozen North
How the inhabitants of one of the coldest environments on the planet have adapted their lifestyle to survive. Human Geography - Orientation And Settlements - Learning Points. People native to northern Canada, Greenland, Alaska and...
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Manipulating Light
When light hits something, a number of things can happen: it can be reflected, refracted, diffracted or absorbed. But what does this mean? Physics - Waves - Learning Points. Manipulation of light is vital to our survival. Light waves...
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Homo Ergaster
Homo ergaster had a huge brain and lived in complex social groups, but his evolution was stunted for a million years, until he discovered fire. Biology - Adaptation And Evolution - Learning Points. Homo ergaster evolved from homo habilis...
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Obesity - Global Health Issue
Over 500 million people suffer from obesity worldwide, posing a significant risk to health. Discover how a combination of fat rich diets and lack of exercise are at the root of the problem. Biology - Healthy Living - Learning Points....
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Overpopulation
The global population is growing rapidly and soon the world could be overpopulated. Life as we know it could become unsustainable. What can we do to avoid this? Human Geography - A Changing World - Learning Points. There are over 7.5...
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How Are Rivers Formed?
From source to the sea, this film reveals how rivers are formed, and discovers why the Amazon River came to be so big. Earth Science - Geology - Learning Points. Rivers are vital to life on Earth. Rivers are formed from meltwater from...
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Life in the Freezer
From polar bears to emperor penguins, how animals and plants survive in some of the harshest habitats on Earth - the polar regions. Biology - Adaptation And Evolution - Learning Points. A host of different animals survive in the coldest...
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Predators and Prey
The adaptations of predators and prey are vital for their survival, and help to drive the evolution of species. Biology - Adaptation And Evolution - Learning Points. Predators are animals that kill other animals for food - their prey....
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Living On the Edge
Cities near fault lines are at high risk of earthquakes. Can earthquakes be predicted, and how can these communities prepare for the worst? Earth Science - Geology - Learning Points. Cities near fault lines are at high risk of...
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Life in Hot Deserts
From camels to lizards, how animals and plants survive in some of the hottest and driest habitats on Earth - the hot deserts. Biology - Adaptation And Evolution - Learning Points. Organisms survive harsh environments by physical and...
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How We Touch
How the four sensory receptors in our skin, which detect heat, cold, pain and pressure, help us to feel an object, and can even help us tell if we like something or not. Biology - Being Human - Learning Points. The skin contains millions...
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Symbiosis: Mutualism
In nature, some animals depend on another species for survival. The special relationship between sea anemones and clown fish demonstrates how creatures in the same habitat can rely on each other for defence. Biology - Ecosystems -...
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What is Biodiversity?
Biodiversity is vital to life on Earth. What is it and why is it important and how is it changing? Biology - Ecosystems - Learning Points. Biodiversity is the number of different species and the variety within species. High biodiversity...
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Intuition
What is intuition and how does it work? A fireman explains how intuition saved his and his crews' lives. Biology - Being Human - Learning Points. The human brain has powers we aren't normally aware of. There is a part of our brain that...
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The Goldilocks Zone
A delicate balancing act between the Sun and Earth makes ours the only known life-bearing planet in our Solar System. Physics - Our Solar System - Learning Points. Earth is the only planet with liquid water. If a planet is too close to...
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Gamma ray bursts
The brightest events in the Universe since the Big Bang; extremely powerful flashes of gamma rays that are believed to originate in massive supernova events. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds...
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Ecosystem
A living community of organisms along with their physical environment, functioning as a unit. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
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Organism
Any living system, such as a plant or animal, that can respond to stimuli, reproduce, grow, and can maintain a stable internal condition in a changing environment. A Twig Science Glossary Film. Key scientific terms defined in just 60...
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Adaptation – Did you know?
Did you know that angler fish emit light to attract food? Life processes - Living things in their environments - Adaptation Learning Points Living things have structural features as an adaptation to ensure survival. A Twig Tidbit Film -...
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Plant adaptations
What do plants and animals have in common? Life processes - Green plants - Plants and their environments Learning Points Plants need water, air and light to grow. Plants can adapt to their surroundings to survive. A Twig Curriculum Film....