30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
23
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The number of text messages sent and received in a given day is greater than the world's population.
198
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
In many countries, urine was used as a detergent for washing.
17