A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
By weight, Bone is five times stronger than steel.
417
Sex burns about 360 calories per hour.
860
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 earth is approx. 6,588,000,000,000,000,000 tons.
175
You burn 26 calories in a one minute kiss.
605