Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
Ninety-nine percent of pumpkins sold in the United States are for the sole purpose of decoration.
55
It is impossible to hum if your nose is plugged.
366
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
If left alone, 70% of birthmarks gradually fade away.
193
It's impossible to kill yourself by holding your breath.
703
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30

