Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
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The average person will go on a date at least 100 times before they finally marry.
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The human sigh acts as a physiological reset button.
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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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On average, there's 100 billion neurons in the human brain.
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In one day, adult lungs move about 10,000 litres of air.
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