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
More than a billion transistors are manufactured every second.
-25
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16