The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The electric chair was invented by a dentist!
122
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Originally, BMW was an airplane engine manufacturer.
69
Mico headphones read your brainwaves and select music based on your state of mind.
7
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
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