Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Car airbags kill 1 person for every 22 lives that they save.
80
More than a billion transistors are manufactured every second.
-25
The cigarette lighter was invented before the match.
210
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
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 first alarm clock could only ring at 4 a.m.
120

