Kleenex tissues were originally used as filters in gas masks.
46
A small airplane can fly backwards.
75
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Jumbo jets use 4,000 gallons of fuel to take off.
19
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47