The electric chair was invented by a dentist!
122
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The average car produces a pound of pollution every 25 miles!
18
Castor oil is used as a lubricant in jet planes.
-5
Energy is being wasted if a toaster is left plugged in after use.
21
Mico headphones read your brainwaves and select music based on your state of mind.
7


