The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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Illicit drug use costs the United States approximately $181 billion every year.
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Everyone has one nostril that is larger than the other.
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
Ancient jawless fish
Structure of fish gills.
Butterfly fish
Fish
Tea bag that looks like a fish
Common restriction enzymes, with their recognition sequence, DNA cutting patterns, and sources
