Kleenex tissues were originally used as filters in gas masks.
46
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The life boat was patented in 1845!
29
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
The electric chair was invented by a dentist!
122
A small airplane can fly backwards.
75
There are only 14 blimps in the world.
69