The electric chair was invented by a dentist!
122
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
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
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
Car airbags kill 1 person for every 22 lives that they save.
80
Castor oil is used as a lubricant in jet planes.
-5
The cigarette lighter was invented before the match.
210
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7