Curated Video
Unlocking Carbon's Secrets Electronic Configurations and Valency in the Carbon Family
Group 14 elements are carbon (C), silicon (Si), germanium (Ge), tin (Sn), and lead (Pb). Their valence electron configuration is unique and is shown by the symbol ns²np². This set-up shows that there are two electrons in the outermost s...
Curated Video
Landmarks - Green Conference Centre
THE HEART OF THE RIOJA WINE REGION IS AN AREA USUALLY DOMINATED BY GREEN LANDSCAPE STRETCHING ACROSS HUNDREDS OF ACRES OF VINEYARDS. BUT NOW A HUGE SHINY STRUCTURE HAS CAUGHT THE ATTENTION OF NEIGHBOURS AND VISITORS OF THE AREA. GREEN...
Curated Video
What is an atom made of
What is an atom? And what is it made of? In this video, I will be introducing you to the atom. We will also look at concepts like atomic mass, elements and isotopes.
Curated Video
What are carbon-based molecules
Carbon-based molecules are the basis of life as we know it. Molecules like lipids, proteins, nucleic acids, and carbohydrates that make up all living things have one thing in common - carbon.
Curated Video
What the heck is an ELEMENT in chemistry?
In chemistry, we usually talk about atoms and molecules. When we introduce the term 'element', things get a little confusing. In this video, we will cover what an element is in chemistry and give you some examples.
Curated Video
Hydrolysis of carbohydrates
Hydrolysis is a water-based chemical reaction, where water is used to break down a specific substance or molecule. In this video, we will look at a specific type of hydrolysis - hydrolysis of carbohydrates. We will learn how water is...
Curated Video
What Will Earth Look Like When These 6 Tipping Points Hit?
A “tipping point” is when a system, with just a small amount of additional energy, is pushed from one stable state to another suddenly and dramatically. This can be a chair falling backwards. Or it can be a major earth system collapsing....
Curated Video
Is Permafrost the Climate Tipping Point of No Return?
Arctic air is warming, causing scientists to worry that melting arctic ice and snow could also lead to a sudden permafrost thaw and release of carbon dioxide (CO2) and methane (CH4) that forms a climate tipping point or feedback loop....
Curated Video
Earth’s Climate Has Always Changed. Why All the Fuss?
If you take a look at global temperature graphs that span millions or billions of years, you can see that our planet’s temperature has made wild swings. In fact, the Earth used to be completely covered in snow and ice! So, what’s the big...
Curated Video
Why Tree Planting Campaigns Don’t Work
In 2019, a Turkey tree planting campaign set a world record. Three months later, 90% of those saplings were dead. Planting trees to replace old-growth forests is a common solution, but it typically does not solve the problem. With...
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
Non-flammable
A substance that is not readily ignited or rapidly burned is said to be non-flammable. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Alloy
A mixture containing a metal element, made by melting the different elements together. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Supernova
The explosion of a massive star at the end of its life. 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
Allotropes
Different forms of the same element, composed of exactly the same atoms, in the same physical state, but in different arrangements. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Oxidation
The process of gaining oxygen in a chemical reaction, or more generally of losing electrons. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Heat resistant
The ability of a substance to withstand the effects of high temperature without being permanently changed. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Sublimation
When a solid changes directly into a gas, without passing through a liquid stage. 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
Organic molecule
Generally refers to a compound that contains carbon bonded to hydrogen and is usually associated with the carbon molecules made by living organisms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
Curated Video
Reduction
Any chemical reaction in which oxygen is removed from a substance. 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
Redox reaction
A reaction in which oxidation and reduction occur together. 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
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
Polyunsaturated
Chains of carbon atoms, especially in fats and oils, that contain two or more double bonds between carbon atoms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Biomass
The total mass of living organisms in an area or ecosystem. 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...