At 90 degrees below zero, your breath will freeze in mid-air and fall to the ground.
25
The yin-yang pattern's earliest use is in Rome - not China!
125
‘Tree shaping’ is the art of growing trees and roots into things like bridges, chairs, “people trees”, ladders, fences, jungle gyms, tunnels, and, theoretically, could even be used to grow homes.
3
It's impossible to kill yourself by holding your breath.
703
One human hair can support 3 ounces.
191
Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
'Second Street' is the most common street name in the U.S.; 'First Street' is the sixth! "
41
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66