The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
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
Castor oil is used as a lubricant in jet planes.
-5
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The electric chair was invented by a dentist!
122
The IRS processes more than 2 billion pieces of paper each year.
28
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
