85% of all Valentine's Day cards are purchased by women!
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If the human eye was a digital camera, it would have 576 megapixels.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
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No piece of square dry paper can be folded more than 7 times in half!
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If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
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The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
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Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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