It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
More than a billion transistors are manufactured every second.
-25
Whale oil was used in automobile transmissions as late as 1973.
56
Mico headphones read your brainwaves and select music based on your state of mind.
7
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4