« previous next »
« previous next »
 

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Christo, Over the River, Project for the Arkansas River, State of Colorado. Christo, Over the River, Project for the Arkansas River, State of Colorado.
The Decline of Two-Parent Families The Decline of Two-Parent Families
How Urban Is Your State? The Rural-Urban Makeup of the United States How Urban Is Your State? The Rural-Urban Makeup of the United States
Enthalpic stabilization of the transition state in an enzyme-catalyzed reaction Enthalpic stabilization of the transition state in an enzyme-catalyzed reaction
Steady State in the Two-Country Model Steady State in the Two-Country Model
Video: Introduction to Macular Degeneration

For a complete list of videos, visit our video library