A toaster uses almost half as much energy as a full-sized oven.
33
Kleenex tissues were originally used as filters in gas masks.
46
More than a billion transistors are manufactured every second.
-25
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
The IRS processes more than 2 billion pieces of paper each year.
28
A small airplane can fly backwards.
75