UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
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
Any modern jet is capable of breaking the sound barrier.
34
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
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