Real diamonds do not show up on x-ray.
36
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Diamonds mined in Brazil are harder than those found in Africa.
40
About two hundred babies are born worldwide every minute.
237
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16
Wearing red increases attraction.
30
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21