If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
Castor oil is used as a lubricant in jet planes.
-5
There are only 14 blimps in the world.
69
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
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 cigarette lighter was invented before the match.
210