The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Most elephants weigh less than a blue whale's tongue.
442
The earth is approx. 6,588,000,000,000,000,000 tons.
175
You burn 26 calories in a one minute kiss.
605
Fidgeting can burn about 350 calories a day.
201
The average person's skin weighs twice as much as their brain.
131
You burn more calories sleeping than you do watching television.
348
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62