There are more bacteria in your mouth than there are people in the world.
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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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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
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Cyanide works by making the human body unable to use oxygen.
An example of layers, or strata, of sedimentary rock that contain fossils
Image of phacopidan trilobite Calymene tristani in nodule.
Mosquito Eyes Up Close: Electron Microscope Image Creates Stunning View Of Insect