On average, the life span of an American dollar bill is eighteen months.
33
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
American car horns beep in the tone of F.
66
If left alone, 70% of birthmarks gradually fade away.
193
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
People spend about two weeks of their lives at traffic lights!
159