Any modern jet is capable of breaking the sound barrier.
34
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
More than a billion transistors are manufactured every second.
-25
The electric chair was invented by a dentist!
122
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144