A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Kleenex tissues were originally used as filters in gas masks.
46
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
The first alarm clock could only ring at 4 a.m.
120
Mico headphones read your brainwaves and select music based on your state of mind.
7
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
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
Any modern jet is capable of breaking the sound barrier.
34