A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5
The cigarette lighter was invented before the match.
210
Mico headphones read your brainwaves and select music based on your state of mind.
7
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
There are only 14 blimps in the world.
69
Energy is being wasted if a toaster is left plugged in after use.
21