The cigarette lighter was invented before the match.
210
Any modern jet is capable of breaking the sound barrier.
34
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
There are only 14 blimps in the world.
69
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0