Healthi Nation: What Causes the Sniffles? Science Behind the Common Cold

Ever had a concussion? Watch a video that explains the complicated dangers of concussions and how brain neurons are damaged during a concussion. Discover ways to heal the brain after a concussion and the long term effects of head...

That raging fire in your belly is not necessarily the burrito you had for lunch! Aspiring doctors get an in-depth look at the cause of stomach ulcers with an interesting video. The narrator discusses ulcer treatments of the past, how...

Scientists estimate anywhere from two to thirty percent of the world's population suffers from insomnia at any given time. A short video details the causes of insomnia, what happens to sufferers, and offers some possible solutions.

Alpine skiers have engineers looking out for their safety and for their performance. Physics and materials engineers consider how to dampen the vibrations that can be caused by bumps in the snow, vibrations that can cause the athletes to...

There are ten times more bacteria cells than human cells in the average person, and while many of them are helpful, there are some that can be deadly. This video explores the on-going battle between people and these microscopic...

Can your diet change the smell of your armpits? Scholars learn the truth behind this and other factors that influence body odor. It covers the biology of what is happening as well as the ways to prevent or cover the offensive odor. To...

"Almost everything we think we know about addiction is wrong." Or so says this resource. Find out what is true, and what is known about addiction in a short video that examines the unhealthy bonds and disconnections that lead to...

We are all born with one, but how many people actually know what the pancreas does? Follow along with a short video as it examines the important role this often-overlooked organ plays in digesting food and maintaining...

The amount of pain one experiences is not directly connected to the amount of tissue damage. In fact, it is possible for pain to occur without any tissue damage at all! A video lesson digs into the science behind the phenomenon and asks...

What makes the elite athletes elite? Young scholars watch a thorough video lesson that describes the science of muscle movement. The narrator explores the physical requirements of different sports.