The human brain has the capacity to store everything that you experience.
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
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It takes twice as long to lose new muscle if you stop working out than it did to gain it.
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There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
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Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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