It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Attics were invented in Attica.
43
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
A small airplane can fly backwards.
75


