A small airplane can fly backwards.
75
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
More than a billion transistors are manufactured every second.
-25
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
87
Mico headphones read your brainwaves and select music based on your state of mind.
7
Whale oil was used in automobile transmissions as late as 1973.
56