An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
One in five long-term love relationships began with one or both partners being involved with others.
177
According to the FDA, it's safe to eat the stickers that are found on fruit; they're actually made out of "edible paper" and the glue is food grade.
20
The six official languages of the United Nations are Arabic, Chinese, English, French, Russian, and Spanish.
31
The left ear is more responsive to words of love and emotion whispered into it than the right.
40