Curated Video
Forensics: Bog Bodies
A look at the ancient preserved bodies that forensic scientists can examine in order to gain a better understanding of our ancient past. Chemistry - Atoms And Bonding - Learning Points. Forensic scientists can help us understand our...
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Inventions to Save the Planet
Discover some geo-engineering techniques that scientists are developing to manipulate Earth's climate. What are they and how would they work? Earth Science - Human Impacts - Learning Points. Geo-engineering strives to use technology to...
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Natural Climate Change
Ice cores taken from deep within the Earth's polar regions hold a hidden secret: the historical record of the Earth's climate. Earth Science - Human Impacts - Learning Points. Evidence of natural climate changes can be found in...
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Geothermal Power
The heat at the centre of our planet could fulfil all of our energy needs. Find out how some are already utilising geothermal power. Earth Science - Earth's Resources - Learning Points. Geothermal power is obtained from heat within the...
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Non-Newtonian Liquids
Introducing the liquids whose behaviours seem to defy the accepted states of matter. What are they and why don't they behave as we predict? Chemistry - Atoms And Bonding - Learning Points. Newtonian liquids take the shape of their...
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How Do Snowflakes Form?
A blizzard creates a blanket of snow. Look closer and the true beauty of individual snowflakes can be seen. How are different shapes of snowflakes formed and why are they always perfectly symmetrical? Chemistry - Atoms And Bonding -...
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Cavitation
In close-up, moving water can be seen to hold a hidden danger that can destroy metal and stun animals. How can tiny bubbles create enough heat to cause such damage? Physics - Energy And Radioactivity - Learning Points. Cavitation is the...
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Mars: Under the Ice
Scientists have found microbes frozen deep in the Antarctic ice sheets, in conditions very similar to the red planet's surface. Could life exist on Mars, in suspended animation? Physics - Universe - Learning Points. In 2001, a frozen...
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Malleefowl
Find out why this unassuming bird is one of nature's master architects. Biology - Animal Kingdom - Learning Points. Malleefowl are large birds native to Australia. Malleefowl live a solitary existence for most of the year, but they mate...
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Climate Cycles
How climatologists use ice cores, cylindrical cones of ice drilled from glaciers, to reveal Earth's historical cycles of climate change. Earth Science - Human Impacts - Learning Points. The Earth has natural, long cycles of climate. The...
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How the Oceans Formed
The same water has been on Earth for four and a half billion years. Where did this water come from? Earth Science - Weather - Learning Points. 4.5 billion years ago, the Earth's surface was too hot for water to exist. Inside the Earth's...
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The Goldilocks Zone
A delicate balancing act between the Sun and Earth makes ours the only known life-bearing planet in our Solar System. Physics - Our Solar System - Learning Points. Earth is the only planet with liquid water. If a planet is too close to...
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Salt: Salt and Ice
Salt is routinely used to melt snow and ice on winter roads. But what is happening at the molecular level to cause this helpful change of state? Chemistry - Atoms And Bonding - Learning Points. When salt is added to water it lowers the...
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Venus 1: Atmosphere
The first attempts to land a probe on a different planet. Scientists hoped an Earth-like world might lie beneath Venus' dense atmosphere, but a very different reality awaited. Physics - Our Solar System - Learning Points. Venus was...
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Thorny Devil
Discover the remarkable characteristics that make this odd-looking reptile well adapted for life in the desert. Biology - Animal Kingdom - Learning Points. The thorny devil is a small lizard native to Australia. The thorny devil can suck...
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Troposphere
The lower and most dense part of the atmosphere, extending to an altitude of about 20km at the equator and 11km at the poles. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Magma
Molten rock below the surface of the Earth. 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...
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Density - Mass per Volume
Mass per unit of volume. 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...
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Weather
The state of the atmosphere at a specific time and place, including factors such as temperature and pressure, wind speed, and precipitation. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
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Soluble
Any substance that can dissolve in another is said to be soluble; though a substance may be soluble in one liquid but insoluble in another. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
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Heat and temperature – Big reveal
What is it? ... It's rice steaming! Physical processes - Energy and energy transfer - Heat and temperature A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the...
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Heat and temperature – Odd one out
Four processes that involve objects changing shape are shown, but which is the odd one out? Physical processes - Energy and energy transfer - Heat and temperature A Twig Tidbit Film - Odd one out. The children have to work out which of...
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Heat and temperature – Did you know?
Did you know that heat and temperature are different things? Physical processes - Energy and energy transfer - Heat and temperature Learning Points Temperature and heat are different things. A Twig Tidbit Film - Did you know? A...
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The Solar System – Clip
Find out why the Earth's path of orbit is known as the 'Goldilocks Zone'. Physical processes - The Earth and beyond - The Solar System Learning Points The distance of Earth's orbit from the Sun is known as the 'Goldilocks zone'. A Twig...