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
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
The average car produces a pound of pollution every 25 miles!
18
Whale oil was used in automobile transmissions as late as 1973.
56
The life boat was patented in 1845!
29
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12