An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The cigarette lighter was invented before the match.
210
The life boat was patented in 1845!
29
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
There are only 14 blimps in the world.
69
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
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4