Dive into the world of jellied eels, a London staple, from their history to how they're savored today.<br/>

Light pillars are optical phenomena that occur in extremely cold atmospheres, when flat ice crystals form close to the ground. They reflect natural and artificial light in columns that extend through the sky. This captivating spectacle...

Do you know how transistors work? What is it about transistors that make them the building block of so many electronic items, like computer, laptops, smartphones and tablets these days? What is a transistor? The transistor is arguably...

A projector is a machine that projects an image onto a screen. LCD projectors work by shining a light through three LCD screens. When the colored light passes through these three screens, they relay three versions of the same scene....

When it comes to mammals, we are the only species that drinks milk directly from other species, or we are the only one that does so in adulthood. Most juvenile animals can drink and digest their mothers milk because they carry the enzyme...

Lying on the lowest point on the Earth, the hypersaline Dead Sea is one of the most fascinating places on this planet. People float effortlessly here and that is the major attraction of the Dead Sea. But besides this natural buoyancy,...

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...

Learn how the Basalt Forest cabins in Manzat, France, embody sustainability in construction and daily operations. Using green energy and local materials, these cabins feature innovative heating systems and water conservation methods....

Matter in which something happens, is transmitted, or is stored.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

Sound-like waves that travel through the ground from an earthquake or other source of vibration.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise...

A type of particle produced in some types of radioactive decay, being one of the most widespread forms of ionising radiation.
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A Twig Science
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The splitting of an atomic nucleus into lighter fragments.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

Though often used more narrowly to refer to ionising radiation, the term radiation refers to any form of energy that travels through a medium, radiating outwards from a source.
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Energy from natural resources that replenish or renew themselves, or we can consider inexhaustible, such as sunlight, wind, tidal and wave power.
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The nearest star to Earth, and the centre of our Solar System.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

A change in the observed frequency of a wave when it is emitted from a moving object and observed from a stationary point, or vice versa.
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Key scientific terms defined in just 60...

A simple sugar that plays a very important role in all living things.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

Our Sun and the collection of bodies that are bound to it by gravity.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

A cathode is the terminal from which electrons enter a system.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

The story of New Zealand scientist Ernest Rutherford, who revolutionised science by discovering the structure of the atom in 1908. Chemistry - Atoms And Bonding - Learning Points. In 1908, Ernest Rutherford conducted the gold leaf...

What are circuits and why do we need them? What happens if you break a circuit? Physics - Electricity And Circuits - Learning Points. Circuits are composed of a voltage source and components. The current in a series circuit is the same...

How dams, tidal power and wave power work to generate electricity. What are the pros and cons? Earth Science - Earth's Resources - Learning Points. Hydropower uses the power of moving water as a source of energy. Dams, tidal power and...

Combustion reactions are vital: from keeping us warm and cooking our food, to providing electricity and propelling rockets into outer space. What do we know about these chemical reactions? Chemistry - Reactions - Learning Points....

Radioactive substances can seriously damage health. Those that work with them must take care to reduce their effects. What methods can we use and how do they work? Physics - Energy And Radioactivity - Learning Points. Exposure to...