« previous next »
« previous next »
 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit
Commonly Used Equivalents for the Apothecary and Metric Systems Cont Commonly Used Equivalents for the Apothecary and Metric Systems Cont
Commonly Used Anxiolytics: Drugs for Treatment of Generalized Anxiety Disorders Commonly Used Anxiolytics: Drugs for Treatment of Generalized Anxiety Disorders
Research Methods: A Process of Inquiry Research Methods: A Process of Inquiry
College Physics College Physics
Scientists do research in the laboratory and in the field Scientists do research in the laboratory and in the field
Video: Olfaction. or the sense of smell

For a complete list of videos, visit our video library