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
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
Sony researchers have developed a refrigerator that only opens when you smile.
9
A small airplane can fly backwards.
75
Attics were invented in Attica.
43


