People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
The six official languages of the United Nations are Arabic, Chinese, English, French, Russian, and Spanish.
31
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
The first female self-made millionaire in America was a black woman.
5