An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Whale oil was used in automobile transmissions as late as 1973.
56
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
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
Sony researchers have developed a refrigerator that only opens when you smile.
9
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93