There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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The average American uses eight times as much fuel energy as an average person anywhere else in the world.
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If you're one in a million, there are about 7,234 people just like you.
31
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
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Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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