The cigarette lighter was invented before the match.
210
Originally, BMW was an airplane engine manufacturer.
69
Sony researchers have developed a refrigerator that only opens when you smile.
9
A small airplane can fly backwards.
75
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
In the early 1960's, Porsche commercially manufactured farm tractors.
24