By weight, Bone is five times stronger than steel.
417
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
You burn more calories sleeping than you do watching television.
348
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The cat brain weighs about 30g.
167
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