The human body produces and destroys 15 million blood cells every second.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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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.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Everyone has one nostril that is larger than the other.
The atoms and planes defining Ψ.
Basic structures of HIV.
Basic principle of target-probe hybridization in microarray chips.