Bozeman Science
Homeostatic Evolution
Paul Andersen shows how homeostasis reflects of evolution through time. The endocrine system shows continuity through flatworms, earthworms and vertebrates. However the respiratory system shows change as organisms move onto land. The...
SciShow Kids
Getting Ready for Hibernation!
There's a chill in the air where Jessi and Squeaks live, and that means it's time for some animals to start the long, yearly nap called hibernation! Learn why animals hibernate and how they get ready to sleep for months at a time!
Curated Video
The Incredible Role of Plants and Alveoli in Sustaining Life
This video highlights the amazing capabilities of plants and the importance of photosynthesis in sustaining life on Earth. It also explains the process of human respiration, detailing the intricate structure of the lungs and the role of...
Curated Video
WHAT IS A CT SCAN and why do we need it
Have you ever wondered what are ct scans used for? And how do they work? In this video, we will be answering all the lingering questions you may have about this popular medical imaging technique. DISCLAIMER: The content in this video is...
Curated Video
The Amazon: The Lungs of the Earth
In this video, the Amazon rainforest is explored as a vital contributor to our planet's oxygen production, earning it the nickname "the lungs of the Earth." The video highlights the Amazon's diverse ecosystem, its heavy reliance on...
Curated Video
Could a Heart Defect be the Cause of Migraines? - A Potential Breakthrough in Treatment
This video highlights the potential link between migraines and a small hole in the heart. It explores how repairing this defect could potentially alleviate the debilitating headaches experienced by half of the million people in Britain...
Curated Video
Toyota Unveils Humanoid Robot with Musical Talent
Toyota has joined the ranks of Honda and Sony in unveiling a humanoid robot with a personal touch. Standing at 1.2m tall, this bipedal robot can actually play the trumpet, showcasing the capabilities of Toyota's research into robotics....
Wonderscape
Short and Long-Term Health Risks of Smoking
Smoking in teens not only leads to addiction but also poses both immediate and long-term health risks. Learn about the many harmful effects of smoking from coughing and shortness of breath to cancers and coronary heart disease....
Curated Video
Hyperventilating
Breathing faster or deeper than necessary. It can happen voluntarily, or as a result of panic or excitement, or due to a medical condition. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
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...
Curated Video
Alveoli
Microscopic air sacs in the lungs where gas exchange takes place between blood and the atmosphere. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Amniotic fluid
A clear, yellowish fluid that surrounds the developing foetus in the amniotic sac within the mother's womb. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Bronchi
The two large tubes that branch from the single windpipe, or trachea, to carry air to and from the lungs. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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...
Curated Video
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: Lungs
Find out out your lungs work, how you breathe and just how hard they work in your lifetime... Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab...
Curated Video
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...
Curated Video
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...
Curated Video
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...
Curated Video
Big Breathers
Marine mammals like dolphins, seals and whales can hold their breath far longer than humans. How do they do this? Biology - Human Body - Learning Points. Underwater mammals, such as humpback whales, can hold their breaths for up to...
Curated Video
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
How Did Amphibians Evolve?
Over millions of years, fish species evolved to leave water and survive on land, producing the characteristics shared by all amphibians. Biology - Animal Kingdom - Learning Points. The coelacanth is a lobe-finned fish that evolved 400...
Curated Video
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...
Curated Video
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...