The yin-yang pattern's earliest use is in Rome - not China!
125
The strangers in your dreams are actually people that you've seen in real life.
50
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
Play-Doh was first manufactured as a wallpaper cleaner.
122
Bamboo plants can grow up to 36 inches in a day.
52
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The mile is Latin for 1,000. The number of paces it took the average Roman!
36
More than 10% of the world's salt is used to de-ice American roads.
54