« previous next »
« previous next »
 

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?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia. Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia.
The yellow-winged darter, Sympetrum flaveolum, is a dragonfly found in Europe and mid and Northern C The yellow-winged darter, Sympetrum flaveolum, is a dragonfly found in Europe and mid and Northern C
The insect family Coenagrionidae is found in the order Odonata and the suborder Zygoptera. The insect family Coenagrionidae is found in the order Odonata and the suborder Zygoptera.
Examples of three types of joints found in the body. Examples of three types of joints found in the body.
Gender differences in activity preference are found across cultures, although the specific ... Gender differences in activity preference are found across cultures, although the specific ...
Video: Ciliate conjugation Animation

For a complete list of videos, visit our video library