Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
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
People who sleep late have more mental stamina and can outperform early risers.
33
Denver, Colorado, USA now has more marijuana dispensaries than it does Starbucks.
123
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Jackie Chan’s mother was an opium smuggler and his father was a spy.
20
Before the English speaking world was exposed to the fruit, the color orange was referred to as “geoluhread” which is Old English for red-yellow.
7
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149