« previous next »
« previous next »
 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

All objects in the image are distant galaxies – not stars All objects in the image are distant galaxies – not stars
A full-term pregnancy. Image illustrates position of the fetus and the structures associated with pr A full-term pregnancy. Image illustrates position of the fetus and the structures associated with pr
Magnetic resonance imaging (MRI) image demonstrating a back herniated disk. Magnetic resonance imaging (MRI) image demonstrating a back herniated disk.
Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th
Answer the image Answer the image
What volume of liquid would be dispensed by a P200 set to this volume? P200 Image 1.jpg What volume of liquid would be dispensed by a P200 set to this volume? P200 Image 1.jpg
Video: Stimulus (introduction)

For a complete list of videos, visit our video library