Random Human Facts

    96 facts tagged with Human Facts

    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    The average sperm cell swims at 8 inches per hour.
    4
    Atacama Skeleton
    Atacama Skeleton
    In 2003, the skeletal remains of a human that measured 6 inches in length were found in a Chilean ghost town. A definite explanation for its size, mutations, and origin has yet to be found.
    54
    Our brains have a negativity bias and will remember bad memories more than good ones.
    15
    When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
    1k
    Every human spent about half an hour as a single cell.
    144
    On average, there's 100 billion neurons in the human brain.
    83
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118