Curated Video
Plasma (biology)
In biology, plasma refers to the liquid component of blood, in which blood cells are suspended. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Respiration
The chemical reaction that takes place in all living cells to release energy from glucose. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Forensic science
The use of a wide range of scientific techniques to collect and store evidence for criminal investigations. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Blood Transfusion: Falklands
Lessons from the frontline: why the experiences of soldiers in the Falklands War made doctors rethink how they treat severe trauma wounds. Biology - Human Body - Learning Points. During the Falklands conflict, wounded soldiers in the...
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The Elements: Copper
Copper has been used by man for thousands of years. Chemistry - Periodic Table - Learning Points. Copper is a malleable metal. Copper is extracted from ore. Copper is a good conductor of electricity and heat. Copper helps to keep the...
Curated Video
Factpack: The Liver
The liver is the largest gland in the body. What is it, what does it do and just how can it regenerate? Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to...
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Cortisol
An important hormone in the human body, produced by the adrenal glands. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Nephrons
Microscopic structures in the kidney that filter blood and produce urine. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Melatonin and Sleep
Melatonin regulates our sleep cycle and during puberty this hormone becomes imbalanced. Could this be why teenagers are moody? Biology - Being Human - Learning Points. The hormone melatonin regulates the circadian rhythm - the body's...
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The Elements: Iron
Iron is crucial in many areas of life: it is found in our blood, as well as being used to build bridges. Chemistry - Periodic Table - Learning Points. Iron is one of the most common element on Earth. Iron is found in living organisms....
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Why is Blood Red?
What is it in our blood that makes it red, and why are other animals different? Biology - Human Body - Learning Points. Haemoglobin is the most efficient oxygen carrier and provides the red pigment in blood. Not all animals have red...
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Factpack: Super Predators
What is an apex predator and which one is being described? Biology - Adaptation And Evolution - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the start of...
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Factpack: Deadliest Animals
Which animal poses a major threat to humans? You may be surprised. Biology - Adaptation And Evolution - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the...
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Blood Transfusion: Vietnam
Lessons from the frontline: why the experiences of soldiers in the Vietnam War made doctors rethink how they treat severe trauma wounds. Biology - Human Body - Learning Points. During the Vietnam War, emergency blood transfusions given...
Curated Video
Kidneys
Learn about how the kidneys function, regulate the salt levels in our bodies, filter our blood, and ultimately keep us alive. Biology - Human Body - Learning Points. The kidneys are located just below the ribs - one on each side of the...
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Heart
The heart powers everything you do. It pumps without you thinking about it, and beats over a billion times in an average lifetime. But how does it work? Biology - Human Body - Learning Points. The heart is the hardest working muscle in...
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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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Balanced Diet - Nutrition Essentials
Discover which foods are vital for a healthy diet. What should you be eating, how much, and why? Biology - Healthy Living - Learning Points. You need a balanced diet to be healthy. A balanced diet is varied and contains different amounts...
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The History of the Microscope
A brief history of how the microscope has transformed from simple magnifying glasses to the powerful instruments of today. Biology - Cells And DNA - Learning Points. The Romans produced the first magnifying glasses in the 1st century AD....
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Dissection: Heart
We dissect and examine a cow\u2019s heart to show the position and function of different parts. This includes the coronary artery, ventricles, atria, pericardium and the thickness of the muscle tissue. Biology - Human Body - Learning...
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Dissection: Lungs
We dissect and examine a cow\u2019s lungs. Before the dissection, the lungs are inflated to show the changes in volume that occur when mammals breathe. During the dissection the position and function of different parts are examined,...
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Iron and Luminol
We use potassium ferricyanide and luminol indicator to show how forensic scientists detect blood at crime scenes. The luminol indicator contains luminol, sodium hydroxide and hydrogen peroxide. When luminol comes into contact with the...
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Insulin and Diabetes
Over 400 million people suffer from diabetes globally. What is diabetes, how is it caused, and what role does insulin play in its onset and treatment? Biology - Healthy Living - Learning Points. Insulin is a hormone that controls glucose...
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DNA and Crime
DNA profiling can match individuals to a crime scene using only a few cells. A brief history of DNA profiling and the breakthroughs that have made this possible. Biology - Cells And DNA - Learning Points. DNA is described as a...