If left alone, 70% of birthmarks gradually fade away.
193
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
Barbie's full name is Barbara Millicent Roberts.
78
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
There are 293 ways to make change for a dollar.
148