It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Energy is being wasted if a toaster is left plugged in after use.
21
Originally, BMW was an airplane engine manufacturer.
69
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
The IRS processes more than 2 billion pieces of paper each year.
28
A small airplane can fly backwards.
75
Attics were invented in Attica.
43

