« previous next »
« previous next »
 

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Position of the Heart in the Thoracic Cavity Position of the Heart in the Thoracic Cavity
Organ systems of the body with major functions. Organ systems of the body with major functions.
Primary pulse points of the body. Primary pulse points of the body.
Nutrients in Foods and in the Body Nutrients in Foods and in the Body
Structures of Voice Production Structures of Voice Production
Body Plan of a Crocodile Body Plan of a Crocodile
Video: Alternative Energy Sources

For a complete list of videos, visit our video library