Mico headphones read your brainwaves and select music based on your state of mind.
7
Castor oil is used as a lubricant in jet planes.
-5
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
The cigarette lighter was invented before the match.
210
The ball on top of a flagpole is called a 'truck'.
24
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88