When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Coins usually survive in circulation for about 30 years.
66
Music is as addictive to the brain as sex and drugs.
27
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
Chrysler built B-29's that bombed Japan, Mitsubishi built Zeros that tried to shoot them down. Both companies now build cars in a joint plant called Diamond Star.
29
A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
194