Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The electric chair was invented by a dentist!
122
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
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
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
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Car airbags kill 1 person for every 22 lives that they save.
80