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
Any modern jet is capable of breaking the sound barrier.
34
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
A small airplane can fly backwards.
75
The average car produces a pound of pollution every 25 miles!
18
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
