If you fake a laugh long enough, you'll actually start to laugh really hard.
44
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Yawns are more contagious among people with closer relationships.
163
There are more chickens than people in the world.
325
Obsessive nose picking is called Rhinotillexomania.
101