Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
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
A small airplane can fly backwards.
75
The cigarette lighter was invented before the match.
210
Sony researchers have developed a refrigerator that only opens when you smile.
9
The ball on top of a flagpole is called a 'truck'.
24
The United States produces enough plastic film annually to cover the entire state of Texas.
13
The electric chair was invented by a dentist!
122