Whale oil was used in automobile transmissions as late as 1973.
56
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
There are only 14 blimps in the world.
69
Sony researchers have developed a refrigerator that only opens when you smile.
9