SciShow Kids
All About Teeth! | SciShow Kids Compilation
In this SciShow Kids compilation, Jessi and Squeaks learn about why teeth are important, how they're different, and why some animals have really weird ones.
SciShow
When Did We Start Getting Cavities?
You would think that without dentists and fluoride mouthwash, early humans would have terrible teeth. But tooth decay depends on access to sugars and starches -- meaning most early humans had decent teeth up until the Agricultural...
SciShow
Why Do I Have to Brush My Teeth?
There are a few reasons that modern humans have to brush our teeth to stay healthy, even though our primate cousins don’t. Grab your floss and find the answers inside!
SciShow
How Close Are We to Cavity-Proof Teeth?
There’s nothing fun about getting a cavity! It can feel like there’s not much you can do to prevent them, but researchers are working on several ways to tackle their main cause so we can create a cavity-free world!
TED-Ed
TED-ED: What causes headaches? - Dan Kwartler
In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood. Fortunately, doctors today don't resort to power tools to cure headaches, but we still have...
SciShow
Why Do Wet Floors Slip, But Wet Clothes Stick
A freshly-mopped floor is slippery, but a wet shirt is super-clingy... so what's the deal? Why can water make some things slick and other things sticky?
SciShow
Why Does Sugar Make My Teeth Hurt?
Picture this: you're gorging on leftover Halloween candy. You take a bite of a fun-size chocolate bar and instead of sugary goodness, you get a flash of blinding pain in your tooth! What's the deal?
SciShow
These Bats Make Tiny Snow Caves
One might not think that snow could help anything stay warm through a harsh winter, but these tiny bats have found a way to utilize the insulation provided by the snow: they make little forts to wait out the winter.
TED-Ed
What causes cavities? - Mel Rosenberg
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel...
SciShow
Why Biting Ice Cream Hurts So Bad
That intense shooting cold pain in the teeth when you bite into a cold ice cream cone just hits differently than, say, making a snowball with your bare hands. But what makes cold teeth feel so much more painful than cold skin?
SciShow
Why Is Fluoride Good for Teeth?
If our teeth are made mostly of calcium, why do we use fluoride to keep them healthy? Quick Questions explains why, and how we finally figured it out.
Science ABC
What Happens to the Empty Space After Organ Transplant?
When an organ is removed from the body, the empty space is filled in by encroaching organs around it. The small organ-shaped space would be edged into by the pancreas, stomach and liver. In the case of larger “gaps,” such as the removal...
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
A Healthy Mouth
Coach Socrates and Miss Palomine review tips for healthy teeth, gums, tongue and lips.
Curated Video
A Respiratory System Overview - How We Breathe
Discover the incredible science behind the air we breathe and how it fuels our body's energy production! We'll explore the fascinating process of cellular respiration and its vital role in our daily lives. From gym workouts to simply...
Maddie Moate
Why do we lose our baby teeth? | Maddie Moate
Why do we lose our baby (milk) teeth? Where do our adult teeth come from, and how do we look after our gnashers?! Join me at Eureka! The National Children's Museum to learn all about our teeth and how to keep them clean!
Weird History
How Teeth Denoted Status Through History
A pearly-white smile wasn't always the status symbol it is today. In fact, people in the past frequently blackened or filed their teeth - some even replaced their teeth with gold as an indication of their wealth. Throughout history,...
CTE Skills
IND-PTP - Screw Pumps
Screw pumps are rotary, positive displacement pumps that can have one or more screws to transfer high or low viscosity fluids along an axis. A single screw rotary pump is also known as a progressive cavity (a PC pump). In this simple...
Healthcare Triage
Going to the Dentist? You Might Not Need Those Bite Wing X-Rays
I'm sure you've heard this when you're sitting in the dentist's chair: "Would you like bitewing X-rays?" They likely recommend them every year. They're painless, they don't take much time, and, they won't cost you penny if you're covered...
Curated Video
A2 English Listening Practice - Dentist
This video serves as English listening comprehension practice for lower-level students. In this video, a native English speaker talks slowly and clearly about the topic of dentist appointments. The subtitles are included at the bottom of...
NASA
NASA | Operation Icebridge: Recovery Offshore 01
On Nov. 2, 2012 Operation IceBridge flew an 11-hour mission over the Recovery Glacier and Filchner Ice Shelf in eastern Antarctica. On the transit back home, NASA scientist John Sonntag gave a two-minute breakdown of the mission over the...
CTE Skills
IND-PTP - Centrifugal Pumps
As the name might suggest, centrifugal pumps are a type of pump that operates on the principle of centrifugal force. This industrial training course on centrifugal pumps will provide you with a greater understanding of what centrifugal...
CTE Skills
HST-AP - Mapping the Body
In this series we will learn about the human cell structures and their specific functions each must perform and complete in order for the Human organism to stay alive and healthy throughout its expected "Life Cycle". In addition we will...