SciShow
The Secret Ingredient in Ruminant Spit
Every day, humans literally flush a valuable resource down the toilet: nitrogen. But there are some animals that have figured out a way to recycle the extra nitrogen in their bodies by moving it not to their livers, but to their mouths!
Crash Course
The Digestive System: CrashCourse Biology
Hank takes us through the bowels of the human digestive system and explains why it's all about surface area.
TED-Ed
TED-Ed: How your digestive system works - Emma Bryce
Constantly churning inside of you, the digestive system performs a daily marvel: it transforms your food into the vital nutrients that sustain your body and ensure your survival. Emma Bryce traces food's nine-meter-long, 40-hour journey...
SciShow Kids
Why Do We Have Saliva?
Mmmm! The smell of a batch of cookies straight out of the oven is enough to make your mouth water! But have you ever wondered why your mouth waters?! Jessi and Squeaks are here to tell you all about saliva and the many ways it helps you...
SciShow
Why Does Melted Cheese Taste So Much Better?
It goes on some of our favorite foods, and it can even make our least favorite foods taste better. Yes, we're talking about melted cheese.
SciShow
Does Milk Make You Phlegmy?
It’s become a common belief worldwide that gulping down a glass of milk will make you phlegmy. But... there seems to be no real scientific evidence to back up that claim.
Crash Course
The Nervous System - CrashCourse Biology
Hank begins a series of videos on organ systems with a look at the nervous system and all of the things that it is responsible for in the body.
SciShow
3 Reasons Why Ticks Suck
Find out why these arachnids are among the least B of humanity's BFFs. Yeah, they're blood-sucking parasites, but that's not all of it!
SciShow
Why Do Animals Lick Their Wounds?
There are a few animals that will instinctively lick their wounds when injured. SciShow Quick Questions explores the reasons why they do this, and why we sometimes have to stop them from doing it.
Curated Video
Gland
An organ that produces a specific substance the body needs, such as a hormone. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
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...
Curated Video
Factpack: Digestion
Amazing facts about digestive organs. Find out what they are, how they work, and how some animals' are different. Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic,...
Curated Video
Digestion
The mechanical and chemical breakdown of food in the body into simpler chemicals that can be absorbed and used in its metabolism. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
How We Taste
Taste is a survival instinct: we instinctively dislike bitter or sour tastes in case food is off or poisonous. An introduction to the tongue and how it helps us to taste. Biology - Being Human - Learning Points. Taste is a survival...
Curated Video
Food's incredible journey
Follow the incredible journey of food inside the body. Life processes - Body systems - The digestive system Learning Points The digestive system breaks down food and extracts the nutrients. A Twig Curriculum Film. Delivering key learning...
Curated Video
The intestines
Case study of the role of the intestines in digestion. Life processes - Body systems - The digestive system Learning Points The intestine is divided into the large and small intestine. Nutrients from food are absorbed into the...
Curated Video
Most Bizarre Beverages From Around the World
Weird History Food is showing you some really weird drinks and beverages from around the globe. From rainbow-colored beer to “Viagra” made from frogs, there’s an unusual beverage to delight—or disgust—just about every taste. If you dare,...
Curated Video
The Science of Chewing Gum: How It's Made and Its Effects
Unwrap the fascinating process behind how chewing gum is made and its unique properties. From its historical roots with the Mayans to modern production techniques, discover what makes this stretchy, sticky confectionery a global...
Curated Video
The Surprising Benefits of Chewing Gum: Dental Health, Appetite Control, and Brain Function
Explore the multifaceted benefits of chewing gum, from improving dental hygiene to enhancing brain function. This video delves into scientific experiments that reveal how chewing gum can clean teeth, neutralize mouth acidity, suppress...
Curated Video
Breathing and Eating
Dr. Forrester teaches about your respiratory system and digestive system.
Curated Video
Extreme Human Bodies: Unbelievable Facts Revealed
This fascinating and eye-opening video delves into the most extreme and underrated facts about our bodies. From the surprising number of blinks we make in a year to the incredible amount of saliva we produce in a lifetime, this video...
Curated Video
GCSE Biology - Digestive System #18
Learn what the digestive system does, how it works, the organs involved, and how the villi are adapted for absorbing nutrients.
Curated Video
Human Body: Digestive System
Dr. Forrester describes the body’s digestive system. She highlights each component of the system and explains how the mouth, esophagus, stomach, liver, pancreas, and the intestines work to process the food and liquids that we eat and drink.