Kleenex tissues were originally used as filters in gas masks.
46
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Originally, Nintendo was a playing card manufacturer.
70