More than a billion transistors are manufactured every second.
-25
Originally, Nintendo was a playing card manufacturer.
70
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
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
Attics were invented in Attica.
43
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
