In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Your body is creating and killing about 2.4 million red blood cells per second.
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Lurch, a Watusi bull, had the largest horns in the world.
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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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The strangers in your dreams are actually people that you've seen in real life.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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