« previous next »
« previous next »
 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

A young Lipizzan at the Spanish Riding School in training equipment, wearing saddle, bridle and long A young Lipizzan at the Spanish Riding School in training equipment, wearing saddle, bridle and long
shelducks, genus Tadorna, are a group of large birds in the Tadorninae subfamily of the Anatidae shelducks, genus Tadorna, are a group of large birds in the Tadorninae subfamily of the Anatidae
(A) Each bronchiole terminates in an alveolar sac, a group of alveoli; (B) alveoli encased by networ (A) Each bronchiole terminates in an alveolar sac, a group of alveoli; (B) alveoli encased by networ
A glutamate carboxyl group in the enzyme deprotonates N-1 of the pyrimidine A glutamate carboxyl group in the enzyme deprotonates N-1 of the pyrimidine
GDP per Capita by Country Group, 1820–2008 GDP per Capita by Country Group, 1820–2008
What level of barometric pressure effects body? What level of barometric pressure effects body?
Video: Molecules, Membrane Permeability and Structure

For a complete list of videos, visit our video library