A small airplane can fly backwards.
75
The life boat was patented in 1845!
29
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 normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Any modern jet is capable of breaking the sound barrier.
34
Kleenex tissues were originally used as filters in gas masks.
46
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43