Only humans shed emotional tears.
331
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
A person can live without food for about a month, but only about a week without water.
156
A man's beard grows fastest when he anticipates sex.
239
The human brain has the capacity to store everything that you experience.
4k
You forget 90% of your dreams.
256