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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On average, the stomach produces 2 L of hydrochloric acid per day.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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There are approximately 3 million unintended pregnancies in the United States each year.
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There are 20 feet of blood vessels in each square inch of human skin.
MRI image of brain cancer. The bright blue color indicates where the cancer has metastasized.
How to solve an exponential growth problem involving bacterial growth (Question 1)