The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
27
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
The yin-yang pattern's earliest use is in Rome - not China!
125
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
It's impossible to sink in the Dead Sea without equipment!
72


