The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Dieters who sleep more take off more fat that those who sleep less.
159
You burn 26 calories in a one minute kiss.
605
The elephant brain weighs about 6,000g.
274
One human hair can support 3 ounces.
191
The average person's skin weighs twice as much as their brain.
131
Fidgeting can burn about 350 calories a day.
201