The cigarette lighter was invented before the match.
210
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Any modern jet is capable of breaking the sound barrier.
34
Kleenex tissues were originally used as filters in gas masks.
46
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
The ball on top of a flagpole is called a 'truck'.
24
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4