The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.
Biology Is Studied at Many Levels of Organization (Part 1)