All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
Kleenex tissues were originally used as filters in gas masks.
46
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
The average car produces a pound of pollution every 25 miles!
18
More than a billion transistors are manufactured every second.
-25
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12