Science ABC
How Do Sunflowers Face The Sun?
Young sunflowers face the sun when it rises in the east and then track its motion in the sky throughout the day till it sets in the west in the evening. The process repeats the next day, as sunflowers return to their ‘starting’ position,...
Science ABC
Endocrine System: Glands and Hormones
This video was sponsored by Brilliant. To try everything Brilliant has to offerfreefor a full 30 days, visit http://brilliant.org/ScienceABC/. The first 200 of you will get 20% off Brilliants annual premium subscription. Your body...
Science ABC
Why Heart Cancer Is So Rare It (Almost) Never Happens
The heart is practically immune to getting cancer. 2 in 100,000 of those who have cancer are those with a primary cancer of the heart. That is an astonishing low number. So, what is so special about the heart that it rarely, if ever,...
Curated Video
Handling Criticism
Josh from OnwardWell guides you through essential strategies to build resilience and thrive amidst adversity. Learn how to manage stress effectively, maintain a positive outlook, and recognize your personal strengths from past...
Curated Video
Cell cycle
The cycle of events involved in normal cell growth and division, in multicellular organisms. 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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Mitosis
The process by which cells can divide to produce two genetically identical cells. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Eutrophication
An overabundance of nutrients in a body of water, causing excessive plant growth. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Vitamin
An organic compound required by organisms in very small quantities for growth and to maintain good health. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Osteocyte
A type of bone cell. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts and key curriculum vocabulary.
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Tropism
When a plant grows in a particular direction in response to an external stimulus. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Hormones
Chemical substances produced in our bodies that act as messengers, communicating between our different cells and organs. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Auxin
A type of plant hormone that affects growth and development, often encouraging root or stem growth. 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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Germination - Early Plant Growth
The early stages of growth of a plant or fungus from a dormant seed or spore. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Melatonin and Sleep
Melatonin regulates our sleep cycle and during puberty this hormone becomes imbalanced. Could this be why teenagers are moody? Biology - Being Human - Learning Points. The hormone melatonin regulates the circadian rhythm - the body's...
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Bones
Bones are living, growing tissues. What are they made of and how do they develop from young to old? Biology - Human Body - Learning Points. Bones support the body and protect vital organs. When you are born you have around 300 bones,...
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The Fibonacci Sequence
How Fibonacci came up with his sequence, and how it is repeated throughout nature, from flower's petals to snails' shells – and how it has inspired the financial and computing industries. Maths - Number A Twig Math Film. Reinforce and...
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Salt: Food Preservative
Salt was discovered thousands of years ago as a way of preserving food. How does it do this? And what else does salt preserve? Chemistry - Chemical Industries - Learning Points. Food rots because of bacteria and fungi. Salt is an...
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Fungi
Discover the magical world of fungi. Neither plant nor animal, they are a separate classification of living organism. Biology - Ecosystems - Learning Points. Fungi are neither plant nor animal. Most fungi are made up of networks of...
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What Plants Need to Grow
Plants produce oxygen and provide our food, but what do they need to live? Learn why nitrates, phosphates, potassium and magnesium are vital for plant health. Biology - Plants - Learning Points. Understanding how plants grow ensures we...
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Savannah
Discover how animals have adapted to survive in the extreme climates of the savannah. Biology - Ecosystems - Learning Points. The savannah is one of the most dynamic habitats on the planet. Areas of savannah can be found to the north and...
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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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Lichen: Indicator Species
Lichens exist in extreme environments where other life struggles to survive. But these tough species cannot tolerate pollution, and reflect the health of ecosystems. Biology - Ecosystems - Learning Points. Lichens are organisms that can...
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What is a Food Chain?
How energy is passed through living things can be described as a food chain. Journey through a food chain, from primary producers at the bottom to tertiary consumers at the top. Biology - Ecosystems - Learning Points. A 'food chain'...
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Photosynthesis: How Plants Convert Sunlight into Energy
Journey into the chloroplast, where photosynthesis takes place, to learn how plants convert sunlight into usable chemical energy - one of the most vital processes on Earth. Biology - Plants - Learning Points. Leaves are small...