A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
The ball on top of a flagpole is called a 'truck'.
24
Energy is being wasted if a toaster is left plugged in after use.
21
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
A small airplane can fly backwards.
75
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
The electric chair was invented by a dentist!
122
The first alarm clock could only ring at 4 a.m.
120