No piece of square dry paper can be folded more than 7 times in half!
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The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
Like fingerprints, everyone's tongue print is different.
250
The chances of making two holes-in-one in a round of golf are one in 67 million.
67
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
A typical lead pencil can draw a line that is 35 miles long.
158
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29