The first alarm clock could only ring at 4 a.m.
120
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Any modern jet is capable of breaking the sound barrier.
34
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The electric chair was invented by a dentist!
122
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
About 39,000 gallons of water are used to produce the average car!
14
