Curated Video
How Ocean Rivers Feed Life on Earth
The East Australian Current (EAC) is a powerful marine river that shapes the climate and supports biodiversity. Scientists aboard the research vessel Investigator explore how this current interacts with underwater mountains to create...
Curated Video
The Incredible Role of Plants and Alveoli in Sustaining Life
This video highlights the amazing capabilities of plants and the importance of photosynthesis in sustaining life on Earth. It also explains the process of human respiration, detailing the intricate structure of the lungs and the role of...
Visual Learning Systems
Ecosystems and Food Chains
In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...
Visual Learning Systems
Producers, Consumers, and Decomposers
In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...
Curated Video
Unlocking the Secrets of Photosynthesis: Towards Cheap Hydrogen Production
Researchers at London's Imperial College are using X-ray crystallography to understand how plants break down water into hydrogen and oxygen through photosynthesis. This breakthrough could lead to the production of cheap hydrogen, as they...
Curated Video
What is a monosaccharide
Monosaccharides are the simplest forms of carbohydrates. Their classification, structure and examples are going to be discussed in this video.
Visual Learning Systems
Matter and Energy in Ecosystems
In this video students will learn how living things and nonliving things interact in ecosystems. Specific attention is given to identifying producers, consumers and decomposers. Vivid, live-action video shows these relationships in...
Curated Video
Photosynthesis Experiment
Follow along and learn about the process of photosynthesis in plants. Then do a simple experiment to demonstrate the process.
0:00 – Introduction
0:07 – What you need
0:17 – Explanation
1:16 – Safety
1:23 – Experiment
2:09 – Results
...
Science ABC
Photosynthesis: The Biochemistry Behind How Plants Make Their Food
Plants, unlike most living things, produce their own food through a process called photosynthesis. Photosynthesis means 'making using light'. Plants use the energy from the sunlight to make food. The food matter comes from carbon dioxide...
Science ABC
Cosmic Calendar: History of The Universe In Just 365 days!
The concept of the cosmic calendar was popularized by famous astronomer Carl Sagan to help people understand just how far apart on a time scale events in the Universe are. Basically, he arranged the 13.8 billion years of the Universe’s...
Curated Video
Surprising Truth Behind Planting Trees and Climate Change
For decades we’ve been planting trees in hopes of reducing carbon pollution. But when it comes to carbon sequestration, have we actually been getting it all backward? We travel to the Pacific Northwest forests of Oregon to see what we...
Curated Video
Chloroplast
The organelles within plant cells where photosynthesis takes place, harnessing energy from sunlight to make sugars. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Photochemical reactions
A chemical reaction caused by the absorption of light. 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...
Curated Video
Glucose
A simple sugar that plays a very important role in all living things. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Photosynthesis: Converting Sunlight into Chemical Energy
The process that plants use to convert energy from the Sun into chemical energy. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Parts of the Plant: Leaves
Why are leaves commonly flat, spongy and strikingly green? Discover the different parts of a leaf and their function. Biology - Plants - Learning Points. A leaf is made of many layers sandwiched between tough outer layers. Gases enter...
Curated Video
Carbon Capture: Artificial Trees
Artificial trees: what are they? How do they work? And how could they help to prevent climate change in the future? Human Geography - A Changing World - Learning Points. The rate of climate change is increasing because of the increasing...
Curated Video
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...
Curated Video
Parasitic Plants
Different species of parasitic plants steal nutrients from host species in order to survive. Sometimes this ends in the death of the host. Biology - Plants - Learning Points. Parasitic plants derive some or all of their nutrients from...
Curated Video
Plants in Extreme Environments
To survive, plants have developed adaptations to regulate temperature and water, and maximise the capture of sunlight. Some plants have even evolved to survive in extreme environments of hot deserts and Polar regions. Biology - Plants -...
Curated Video
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...
Curated Video
Why Do Leaves Change Colour?
Throughout the year, some leaves change colour from green, to yellow, to red. Discover the role chlorophyll, carotene and anthocynanin pigments play in making this happen. Chemistry - Reactions - Learning Points. Leaf colour depends on...
Curated Video
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'...
Curated Video
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...