The life boat was patented in 1845!
29
The electric chair was invented by a dentist!
122
The ball on top of a flagpole is called a 'truck'.
24
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
More than a billion transistors are manufactured every second.
-25
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46