The cigarette lighter was invented before the match.
210
Sony researchers have developed a refrigerator that only opens when you smile.
9
Kleenex tissues were originally used as filters in gas masks.
46
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
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
Mico headphones read your brainwaves and select music based on your state of mind.
7
A small airplane can fly backwards.
75