TED-Ed
TED-Ed: What would happen if you didn't drink water? - Mia Nacamulli
Water is essentially everywhere in our world, and the average human is composed of between 55 and 60% water. So what role does water play in our bodies, and how much do we actually need to drink to stay healthy? Mia Nacamulli details the...
Curated Video
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...
Curated Video
Discovery of Phosphorus
The story of Hennig Brand and how he discovered the element phosphorus by boiling buckets of urine. Discover why his experiments paved the way for the discovery of the modern chemical elements. Chemistry - Periodic Table - Learning...
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...
Curated Video
The Nitrogen Cycle
Nitrogen is integral to the production of protein and DNA. Discover how it is present on Earth in a constant cycle, and how nitrogen from the air enters the food chain. Biology - Ecosystems - Learning Points. The nitrogen cycle describes...
Curated Video
Urea
An organic compound containing nitrogen that plays an important role in animal metabolism, and is excreted in the urine of mammals. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Felt Tip Chromatography
We use chromatography to see what colours make up the ink in different coloured felt tip pens. Different coloured dots are drawn on a piece of chromatography paper and this is lowered into a chromatography jar containing water. We watch...
Curated Video
Illegal Immigration: Crossing the Sahara
The desperation to seek out a new life in Libya or beyond leads many people to attempt one of the most dangerous illegal migration routes out of Africa... Human Geography - Orientation And Settlements - Learning Points. Every year,...
Curated Video
Excretion – Big reveal
What is it? ... These are the kidneys! Life processes - Living processes - Excretion 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 image is.
Curated Video
Filtration on the ISS
How do astronauts aboard the International Space Station drink water recycled from their own urine? Material processes - Separating mixtures - Separation by filtration Learning Points Filtration can be used to purify liquids. Filtration...
Curated Video
Why is urine yellow?
Urine is a waste product produced by humans and animals. Why is it yellow? Life processes - Living processes - Excretion Learning Points Urine is produced by the kidneys and is excreted through the bladder. Urine is mostly water, excess...
Curated Video
What is excretion?
All living things need to excrete, but what do we mean by this? Life processes - Living processes - Excretion Learning Points Excretion is the process of removing waste products. Waste products need to be removed from the body, otherwise...
Curated Video
Mysteries of the Palate: Unveiling the Science Behind Food Quirks
Delve into the curious world of food-related phenomena as science explains why certain foods can affect us in unexpected ways. From the pungent aftermath of eating asparagus to the persistent odor of garlic and the unpleasant taste of...
Curated Video
The Absorbing Science: From Diapers to Sanitary Napkins
Uncover the technology behind the essential hygiene products like diapers and sanitary napkins. Learn how materials such as super absorbent polymers work to trap liquids effectively, ensuring comfort and dryness, and explore the...
Curated Video
Daily Life Aboard the International Space Station
Explore the unique challenges and adaptations required for living in space aboard the International Space Station (ISS). Learn how astronauts manage everyday activities like eating, sleeping, and personal hygiene in a weightless...
Great Big Story
Discovering phosphorus, Hennig Brand's accidental breakthrough
How Hennig Brand's quest for gold led him to discover phosphorus by boiling urine in 1669.
Science ABC
How Do Astronauts Get Drinking Water In Space?
Astronauts on the International Space Station (ISS) can't just order a case of bottled water! Bringing water from Earth is super expensive, so they RECYCLE almost everything. Astronauts in space recycle water from various sources,...
Curated Video
Romeo and Juliet 3.1 Word Nerd: "addle"
This video explores the historical evolution of the term "addle." It details the linguistic journey from ancient Greek and Roman misinterpretations to its adoption into the English language, symbolizing a lack of clarity or utility. The...
Institute of Human Anatomy
Why Drinking Water Is So Important
In this video, Justin from the Institute of Human Anatomy discusses how the body regulates hydration levels, as well as what happens when the body becomes dehydrated.
Institute of Human Anatomy
How Your Kidneys Filter GALLONS of Blood
In this video, Jonathan from the Institute of Human Anatomy discusses the significance of the kidneys. You will likely be surprised by the many functions these most valuable organs perform, such as balancing water and electrolytes,...
Institute of Human Anatomy
How Diet Affects Your Pee
In this video, Justin from the Institute of Human Anatomy discusses how cranberries and foods such as asparagus affect urine. He also discusses what the various colors of urine mean in regards to health and how we produce urine.
Curated Video
Biology - Structure of the Kidneys - (Kidneys Part 2/3) #28
This video covers: - The structure of the kidneys and urinary system - The structure of the nephron - How filtrate is filtered from the glomerulus to the Bowman's capsule - Which substances are reabsorbed from the tubules into the blood...
Curated Video
Biology - How the Kidneys Work - (Kidneys Part 1/3) #27
This video covers: - The 3 main functions of the kidneys: 1) removing waste, 2) regulating levels of ions, and 3) regulating levels of water - How the kidneys can achieve all of this using filtration and selective reabsorption - How...
Curated Video
GCSE Biology - How do Pregnancy Tests Work? #41
In this video we cover: - How the hormone HCG is used in pregnancy tests - How pregnancy tests use monoclonal antibodies to give a positive result in the presence of HCG - What a positive result on a pregnancy test may look like in real...