A small airplane can fly backwards.
75
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
The first alarm clock could only ring at 4 a.m.
120
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Originally, BMW was an airplane engine manufacturer.
69
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93

