You burn 26 calories in a one minute kiss.
605
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
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
The elephant brain weighs about 6,000g.
274
A hummingbird weighs less than a penny.
1k
Sex burns about 360 calories per hour.
861
One human hair can support 3 ounces.
191