Science ABC
What Is Tempered Glass? How Does It Break?
Tempered glass is stronger than regular glass and can withstand higher temperatures. It is also manufactured in a way that causes it to break into smaller pieces, which is safer than regular glass shattering into large shards. Unlike...
Science ABC
Science of Glass Making: How is Glass Made?
Glass is made by heating sand (mostly composed of silicon dioxide) until it melts and turns into a liquid at a high temperature of around 1700° Celsius. When the molten sand is allowed to cool, it becomes an amorphous solid, featuring...
Science ABC
How Does Temperature Regulation In An Electric Iron Work?
The working of an electric iron is very simple – it draws electricity from the mains and heats a coil inside. This heat is then transferred to the bottom plate, which is pressed against the clothing to remove wrinkles. It is the...
Food Farmer Earth
Exploring an Organic Mushroom Farm: Wild and Cultivated Varieties
Dive into the innovative practices of an organic mushroom farm. Learn how they cultivate a diverse range of mushrooms, manage seasonal growth, and harness both wild and medicinal varieties.
Curated Video
Sustainable Innovation at Basalt Forest Cabins
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....
Curated Video
Convection
The transfer of heat in a fluid by movement of the fluid itself. 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...
Curated Video
Distillation
A way of separating liquids that have different boiling points from a mixture. 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
Bunsen burner
A small gas burner commonly used in laboratories for heating and sterilising. 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
Amplification of DNA
Producing many identical copies of a DNA sequence, by laboratory processes, such as the polymerase chain reaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Extraction
The process of deriving metals from their naturally-occurring ores. 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
Endothermic
A chemical reaction or process that absorbs heat from the surrroundings. 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
Molten
A substance that has been converted to liquid form by heating. 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...
Curated Video
Phlogiston and Oxygen
How French Chemist Antoine Lavoisier revealed the true significance of oxygen and brought about the birth of modern chemistry. Chemistry - Periodic Table - Learning Points. Antoine Lavoisier experimented with weighing substances before...
Curated Video
Steam Power
Steam power lay at the heart of the Industrial Revolution. Discover steam power's historic legacy, how it works, and how much it is still used today. Physics - Energy And Radioactivity - Learning Points. The steam engine is one of the...
Curated Video
Discovery of Phosphorus
The story of Hennig Brand and how he discovered the element phosphorus by boiling buckets of urine. Discover why his experiments paved the way for the discovery of the modern chemical elements. Chemistry - Periodic Table - Learning...
Curated Video
Alloys
What exactly are alloys? What is it about their properties that make them so useful for a huge variety of purposes, from construction to jewellery? Chemistry - Periodic Table - Learning Points. Alloys are metals mixed with other...
Curated Video
Solar Power - Harnessing Sun’s Energy
The Sun has the potential to meet all our energy needs, if only we could harness it efficiently. Why is it so difficult to efficiently convert and store this energy? Earth Science - Earth's Resources - Learning Points. The Sun provides...
Curated Video
Ocean Conveyer
A super-current runs from the Arctic past South America to the Indian Ocean. This is major factor influencing our climate, controlling everything from currents to the weather. Earth Science - Human Impacts - Learning Points. The great...
Curated Video
Clathrate Gun Hypothesis
The largest volumes of methane on Earth are frozen deep underground. Learn how global warming could melt these stores and start the irreversible process predicted by the Clathrate Gun Hypothesis. Earth Science - Human Impacts - Learning...
Curated Video
Reactivity Series: Reactive Metals
The discovery and uses of reactive metals throughout history, and how their uses have defined the period in which they were discovered. Chemistry - Periodic Table - Learning Points. The reactivity series ranks the chemical reactivity of...
Curated Video
Elements vs Alloys
We compare melting points of lead and tin to the melting point of their alloy, solder. By timing how long it takes samples of each to melt, we discover that the melting point of solder is actually lower than those of both lead and tin....
Curated Video
Ball and Hoop
We use a metal ball and hoop to demonstrate heat expansion. When cool, the ball fits through the hoop, but there is little extra space. The ball is then heated over a Bunsen burner. When hot, the ball doesn't fit through the hoop. We see...
Curated Video
Salt: Separating Mixtures
Salt is found in the oceans and Earth's surface. How do we collect this salt and separate it from the materials it is mixed with? Chemistry - Atoms And Bonding - Learning Points. Salt is found in oceans, lakes and underground rock beds....
Curated Video
Illuminating Innovation: Energy from Animals, From Methane to Bioluminescence
Uncover the fascinating world of animal-derived energy solutions, from cows powering farms through methane production to microorganisms illuminating buildings. This video showcases how bioluminescence and anaerobic digestion are...