Science ABC
Why Heart Cancer Is So Rare It (Almost) Never Happens
The heart is practically immune to getting cancer. 2 in 100,000 of those who have cancer are those with a primary cancer of the heart. That is an astonishing low number. So, what is so special about the heart that it rarely, if ever,...
Science ABC
Why Don't You Get Blood Clots When You Sleep But Get It When You Sit For Long Hours?
Sitting for long periods can cause blood clots due to impeded flow of blood. Sitting without moving much can cause the blood to clot according to the effects of gravity. This doesn’t happen during sleep since we do move our bodies during...
Science ABC
Why Do We Feel So Thrilled By Speed?
As you ‘floor’ the pedal, there is a sudden spurt of adrenaline in your body, which in turn has many effects: your blood pressure rises instantly, your heartbeat races, your body temperature rises, and you can feel a slight tingling...
Science ABC
Why Can’t You Clench Your Fist Right After Waking Up?
When you wake up, it takes some time to get the electrolytes flowing through the muscles in your hands again. That’s why you may not be able to make a fist right after waking up. This effect is more pronounced if you don’t wake up...
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Blood pressure
The pressure that blood exerts against the walls of blood vessels. 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...
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Oxygenated
A substance in which the concentration of oxygen is elevated is said to be oxygenated. 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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Haemoglobin
A protein found in red blood cells that binds and transports oxygen in the blood. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Deoxygenated
A substance that has had oxygen removed from it in some way. 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...
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Sun
The nearest star to Earth, and the centre of our Solar System. 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...
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Adrenaline
Also called epinephrine, a hormone produced by the adrenal glands, which are found just above the kidneys. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Factpack: Heart
Discover the amazing world of the heart, how hard it works to pump blood around your body, and how ours compare to other animal's hearts. Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been...
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Organ
In medicine and biology, a distinct part of the body that performs a specialised function, such as the lungs, heart, liver or kidneys. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
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Factpack: Pregnancy Timeline
See what's happening during different stages of pregnancy, as the baby changes from conception to birth. Biology - Being Human - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use...
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Fight or Flight
Danger elicits an instinctive biological response. Find out which hormones control whether we run away, or stand our ground and fight. Biology - Being Human - Learning Points. At the first sight of danger, messages are sent to the brain...
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Little Breathers
Find out how humans can overcome biological responses to hold their breath underwater for several minutes. Biology - Human Body - Learning Points. When we hold our breaths, our lungs signal the brain to start breathing again. The human...
Curated Video
What is a Mammal? - Mammal Characteristics
What is it about the way mammals are born, and reared, that makes them unique in the animal kingdom? Learn the major characteristics that make a mammal, a mammal. Biology - Animal Kingdom - Learning Points. Mammals are warm-blooded...
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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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Rock Star Shock
The story of one young guitarist, who befell the dangers of electricity. Why is electricity dangerous to humans? And is it only voltage which can be deadly? Physics - Electricity And Circuits - Learning Points. An electrical current of...
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Electricity in Medicine
Discover how doctors use electricity in the human body to stimulate and suppress muscles - and save lives. Physics - Electricity And Circuits - Learning Points. Electricity is a useful tool in medicine and saves lives. An electric shock...
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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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Obesity - Global Health Issue
Over 500 million people suffer from obesity worldwide, posing a significant risk to health. Discover how a combination of fat rich diets and lack of exercise are at the root of the problem. Biology - Healthy Living - Learning Points....
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Stem Cells: Unlocking The Potential to Regenerate Tissues
Revealing the amazing and unique properties of stem cells, and how they can be used to regenerate tissues. Biology - Cells And DNA - Learning Points. There are three different types of stem cell: embryonic, foetal and adult. Stem cells...
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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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Winning and Losing
See how two boxers fare in a match, and discover how the chemicals in our body influence whether we win or lose. Biology - Being Human - Learning Points. The brain's reaction to winning and losing is hard-wired. When a boxer realises he...