Random Brain Facts

    56 facts tagged with Brain Facts

    An ant brain has about 250 000 brain cells. A human brain has 10,000 million so a colony of 40,000 ants has collectively the same size brain as a human.
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    After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
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    Starfish don't have brains.
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