Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Kleenex tissues were originally used as filters in gas masks.
46
A toaster uses almost half as much energy as a full-sized oven.
33
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Car airbags kill 1 person for every 22 lives that they save.
80