Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
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 normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Kleenex tissues were originally used as filters in gas masks.
46
Car airbags kill 1 person for every 22 lives that they save.
80
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The life boat was patented in 1845!
29