A toaster uses almost half as much energy as a full-sized oven.
33
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
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Jumbo jets use 4,000 gallons of fuel to take off.
19
Originally, BMW was an airplane engine manufacturer.
69
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
