« previous next »
« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

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?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Exclosures can be used to experimentally manipulate grazing intensity. Exclosures can be used to experimentally manipulate grazing intensity.
How Axis Tilt Affects the Intensity of Solar Radiation How Axis Tilt Affects the Intensity of Solar Radiation
Meditation Reduces Negative Emotions Meditation Reduces Negative Emotions
Two woodcuts from Darwin’s 1872 book, The Expression of Emotions in Man and Animals, that he used ... Two woodcuts from Darwin’s 1872 book, The Expression of Emotions in Man and Animals, that he used ...
Saffir-Simpson Scale (Hurricane Intensity Scale) Saffir-Simpson Scale (Hurricane Intensity Scale)
Suppressing Negative Emotions Suppressing Negative Emotions
Video: Language Areas Animation

For a complete list of videos, visit our video library