The IRS processes more than 2 billion pieces of paper each year.
28
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 fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The cigarette lighter was invented before the match.
210
Castor oil is used as a lubricant in jet planes.
-5
The first alarm clock could only ring at 4 a.m.
120
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144