Curated Video
Oil Spills - Environmental Impact
Offshore oil spills can lead to decades of ecological harm for marine life. How can we clean-up oil spills and limit damage to the environment? Earth Science - Human Impacts - Learning Points. Offshore oil spills float on the surface of...
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The Greenhouse Effect
Without the greenhouse effect, our planet would be too cold to inhabit, but it's currently a major cause of global warming. What is the greenhouse effect, and why is it such a conundrum? Earth Science - Human Impacts - Learning Points....
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Alcohol: The Poison
Alcohol is a naturally occurring poison. What are the risks and health problems people can suffer from alcohol use or abuse? Biology - Healthy Living - Alcohol is a toxin and is produced by fermenting yeast. Alcohol damages both the...
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Sexually Transmitted Infections
The number of infections spread through sexual contact is increasing globally. Why is this? What are STIs? And why do some people not know when they've caught one? Biology - Healthy Living - Sexually Transmitted Infections (STIs) are...
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Healthy Teeth - Dental Care Tips
Your teeth are exceptionally strong, but without the proper care they can be easily damaged. Learn how a few simple steps can help avoid tooth decay. Biology - Healthy Living - Learning Points. A build-up of plaque on your teeth can lead...
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Quarrying: Impacts
Quarries are found all over the world, providing employment and boosting local economies. What are the various economic, social and environmental impacts? Earth Science - Geology - Learning Points. Globally, rock such as granite, marble...
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Smoking: The Damage
Find out more about the range of toxins in cigarettes and the serious damage they can cause to smoker's lungs. Biology - Human Body - Learning Points. Cigarette smoke damages the lungs. The chemicals in cigarettes irritate the lung...
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Effects of Smoking
We test the effects of smoking by drawing first air and then cigarette smoke through apparatus that contains mineral wool and universal indicator. The air has no effect, but the smoke discolours the wool and changes the colour of the...
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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...
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Smashing Eggs
We use eggs to show how different rates of deceleration affect the outcome of collisions. One egg is dropped onto a hard surface and breaks. The second egg is dropped onto a soft surface and bounces, as the material slows its...
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Volcanoes: LEDC Response
In 2002, the Nyiragongo volcano in the Democratic Republic of the Congo erupted. As a Less Economically Developed Country, the DRC was unprepared and less able to mount an effective response to the disaster. Earth Science - Geology -...
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Earthquakes: LEDC Response
In 2010, Haiti was hit by a devastating earthquake. But the Haiti people suffered most in the aftermath of the earthquake due to their limited capacity, as a Less Economically Developed Country, to respond to the disaster. Earth Science...
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Christchurch Earthquake
On Tuesday the 22nd of February 2011 disaster struck the city of Christchurch. Why did it cause so much destruction? Earth ScienceGeology - Learning Points. New Zealand sits on a tectonic plate boundary between the Pacific plate and the...
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Volcanoes: MEDC Response
In the Spring of 1980, the Mount St Helens Volcano in Washington State erupted in one of the most violent events in recorded history. But a human catastrophe was prevented due to the More Economically Developed Country's capacity to...
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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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Tsunami
Tsunamis are huge volumes of moving water that become monstrous waves when they hit the coast. What causes them and how do they grow to be so dangerous? Earth Science - Geology - Learning Points. Tsunamis are massive volumes of moving...
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The Dark Side of Oxygen
We depend on oxygen for life. But in fact, oxygen is corrosive: ageing us, damaging cell DNA, and 'rusting' us from the inside. Biology - Human Body - Learning Points. Oxygen is vital in powering every cell and process in the human body....
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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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What is light? – True or false
True or false ... A light shone in your eyes can cause damage? Physical processes -Light - What is light? Learning Points Looking directly into a light source can damage your eyes. A Twig Tidbit Film - True or False? The children have to...
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The Kayapo tribe
Journey into the heart of the Amazon rainforest to visit the Kayapo tribe, whose way of life is under threat. People and places - Human geography - Using the land Learning Points Reserves are protected areas of land in which logging and...
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Healthy Teeth - Tooth Care
Top tips for keeping your teeth healthy. Life processes - Humans and other animals - Teeth Learning Points Bacteria in the mouth produce plaque. Acid produced by plaque attacks the enamel on teeth. Brushing teeth twice a day helps...
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Earthquakes
Investigate why earthquakes happen. Physical processes -The Earth and beyond - The Earth's layers Learning Points Earthquakes occur when plates that make up the Earth's crust move. The epicentre is the point from which an earthquake...
Bedtime History
Notre Dame Cathedral for Kids
Learn about the history of the famous cathedral in Paris, the Notre-Dame and the efforts to rebuilt it after the recent fire damage.
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Large Hadron Collider and the Quest for Scientific Discovery
In 2008 the world s largest particle accelerator, known as the Large Hadron Collider was built to shed light on conditions that existed seconds before the Big Bang.