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Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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Medication errors are three times higher among children and infants than with adults.

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Everyone has one nostril that is larger than the other.

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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

A human cuddles a Doberman puppy. A human cuddles a Doberman puppy.
Human immunodeficiency virus. Human immunodeficiency virus.
Human infants are like all other placental mammals, except they are born at a less developed state. Human infants are like all other placental mammals, except they are born at a less developed state.
Metabolic pathways involved in the breakdown of proteins for energy. Metabolic pathways involved in the breakdown of proteins for energy.
Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012 Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012
Occurrence of Barr bodies in various human karyotypes Occurrence of Barr bodies in various human karyotypes
Video: Red alga life cycle Animation

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