There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
A toaster uses almost half as much energy as a full-sized oven.
33
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 cigarette lighter was invented before the match.
210
The ball on top of a flagpole is called a 'truck'.
24
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