« previous next »
« previous next »
 

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Human Body by Children Human Body by Children
Alzheimer's Disease Risk Alzheimer's Disease Risk
Children may sometimes sort their toys into different categories. Children may sometimes sort their toys into different categories.
By age 3, children develop scripts for common events such as eating at a restaurant. By age 3, children develop scripts for common events such as eating at a restaurant.
Research reveals that children’s motives for engaging in sports are to have fun and gain skills ... Research reveals that children’s motives for engaging in sports are to have fun and gain skills ...
Age is the leading risk factor for cancer Age is the leading risk factor for cancer
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library