The first alarm clock could only ring at 4 a.m.
120
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
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33