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Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

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There are approximately 3 million unintended pregnancies in the United States each year.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

The site of Gladysvale in South Africa is excavated for Australopithecus remains. The site of Gladysvale in South Africa is excavated for Australopithecus remains.
H. erectus migrated out of Africa beginning about 1.8 million years ago and is first known from Geor H. erectus migrated out of Africa beginning about 1.8 million years ago and is first known from Geor
New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f
Europe’s Climate Europe’s Climate
PEPCK isozymes provide alternative routes to PEP and cytoplasmic reducing equivalents PEPCK isozymes provide alternative routes to PEP and cytoplasmic reducing equivalents
Reabsorption Routes Reabsorption Routes
Video: Role of the respiratory system - effect of altered ventilation rates

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