« previous next »
« previous next »
 

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?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Impacts of glaciers on landscapes can be seen as (a) a U-shaped valley in Labrador, (b) a drumlin fi Impacts of glaciers on landscapes can be seen as (a) a U-shaped valley in Labrador, (b) a drumlin fi
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Ringworm Areas Ringworm Areas
Darwin observed that tortoises on islands that are arid tend to have saddle-shaped shells, allowing Darwin observed that tortoises on islands that are arid tend to have saddle-shaped shells, allowing
Primates use their space in a variety of ways: home ranges, core areas, and territories. Primates use their space in a variety of ways: home ranges, core areas, and territories.
The posted octane rating in most high-altitude areas shows regular at 85 instead of the usual 87. The posted octane rating in most high-altitude areas shows regular at 85 instead of the usual 87.
Video: Phases of mitosis

For a complete list of videos, visit our video library