Kleenex tissues were originally used as filters in gas masks.
46
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
There are only 14 blimps in the world.
69
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Mico headphones read your brainwaves and select music based on your state of mind.
7
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Originally, BMW was an airplane engine manufacturer.
69
More than a billion transistors are manufactured every second.
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