Blood is approximately twice as thick as water because of the cells and other components found in it.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.
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Vaccines prevent between 2.5 and 4 million deaths every year.
Martian geological features, such as the "Face on Mars", sometimes trigger facial pareidol
Features found in a long bone.
Surface Features on Europa
Features of the skull of anatomically modern Homo sapiens.