A small airplane can fly backwards.
75
The life boat was patented in 1845!
29
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
More than a billion transistors are manufactured every second.
-25
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Mico headphones read your brainwaves and select music based on your state of mind.
7
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
