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Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

THEMIS image of probable Mars cave entrances THEMIS image of probable Mars cave entrances
Stereo Image taken by NASA STEREO Probes launched in 2006; utilizing two Spacecrafts to image the Su Stereo Image taken by NASA STEREO Probes launched in 2006; utilizing two Spacecrafts to image the Su
Label the cutbank and point bar on this image. Label the cutbank and point bar on this image.
Temperament refers to stable differences in the emotional reactions of different children to similar ... Temperament refers to stable differences in the emotional reactions of different children to similar ...
This image shows a normal third-trimester fetal brain This image shows a normal third-trimester fetal brain
Video: Gastrulation: cross section of the frog

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