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...

We were probably all told to quit picking our noses at one point, and by most standards, this is good advice. But if you were a toad, it might come in handy to scratch away blowfly eggs.

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!

Until now, researchers have assumed that healthy cells switch off the enzyme telomerase as a way to protect themselves from turning cancerous. But a new study suggests the enzyme may have a healthier role than we previously thought....

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?

We were probably all told to quit picking our noses at one point, and by most standards, this is good advice. But if you were a toad, it might come in handy to scratch away blowfly eggs

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...

Learn how to calculate the gravitational force between a hollowed-out sphere and a point mass using mass subtraction and superposition—an essential technique for solving complex gravitation problems in AP and IB Physics.

Howcast - Let chef Michelle Doll show you how to put beautiful finishing touches on a wedding cake in this Howcast video.

Discover some intriguing facts about your teeth. What are they made of and what's inside them?
<

br/>

Biology - Human Body - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on what has been...

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...

In this lesson, we will be setting up our flowers with additional detail for the petals. You will learn how to make use of face-masking techniques for the texturing process to stylize the petals and highlight their shape.
<
br/>...

In this lesson, we will start adding textures to our grass meshes. You will learn how to add grass texture details to our leaves in Blender.
<
br/>
This clip is from the chapter "Creating Texture Detail for Grass" of the series...

This video explains what cavities are, how they are caused by plaque and bacteria, and the importance of getting them fixed by a dentist to prevent tooth decay and toothaches. It also describes the process of fixing a cavity, including...

Introducing a revolutionary dental technique developed at Queens University in Belfast. By utilizing ozone gas, dentists can now treat tooth decay and prevent further decay without the need for drilling or anesthesia. This quick,...

In this video, Jonathan from the Institute of Human Anatomy discusses 5 organs/structures that human beings can live without.

In this video we cover:

- How we reduce heat loss from
homes
- How cavity
walls work
- How double
glazing works
- How to reduce frictio
n using lubrication
- Why

vehicles are...

In this video, you will learn about the resource pack that accompanies the course. The resource pack includes a variety of assets, materials, texture maps, and reference files that we will use throughout the boot camp. The instructor...

Miss Palomine talks about her friend the dentist. She then recites the poem “My Dentist” and closes by inviting the student to do the tooth brushing motions with her to the song, “Healthy, Bright Smile.”

Miss Palomine talks about the importance of good hygiene and reviews the proper procedures for washing hands and brushing teeth.

The physics of a laser - how it works. How the atom interacts with light. I’ll use this knowledge to simulate a working laser. We will learn how LASERs relies on Stimulated absorption, Spontaneous emission, and most importantly:...

This live-action video program is about the monogastric digestive system. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and...

Astronomers say they caught a glimpse of the biggest explosion in the cosmos ever observed by X-ray and radio telescopes. <br/>

James C. Kaufman, PhD, is a professor of educational psychology at the Neag School of Education at the University of Connecticut. An internationally recognized leader in the field of creativity, he is the author/editor of more than 35...