Sex burns about 360 calories per hour.
860
Dolly Dimples, a 555 lbs. woman, lost 443 lbs in one year by eating nothing but baby food.
16
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The average person's skin weighs twice as much as their brain.
131
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240
The elephant brain weighs about 6,000g.
274