You burn more calories sleeping than you do watching television.
348
You burn 26 calories in a one minute kiss.
605
By weight, Bone is five times stronger than steel.
417
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The elephant brain weighs about 6,000g.
274
The average person's skin weighs twice as much as their brain.
131
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Fidgeting can burn about 350 calories a day.
201