Mitsubishi logo is based on the literal translation of the words in Japanese. Mitsubishi translates to "three diamonds".Source

In order for MIT students to graduate, they must pass a swim test as it's deemed "a self-survival skill."Source

The inventor of the fire hydrant is unknown due to the patent ironically being destroyed in a fire.Source

When telephones first came into commercial use you had to whistle loudly into the receiver to get the other person's attention, as telephone bells hadn't been invented yet.Source

Every November in South Korea, there's a day where everyone makes silence to help students concentrate for their most important exam of their lives. Planes are grounded, constructions are paused, banks close and even military training ceases. This day is called Suneung.Source

Enligsh is the universal "language of the skies". All pilots must learn and speak English, regardless of their origin.Source

When Southwest began using the motto "Just Plane Smart," Stevens Aviation, which had been using "Plane Smart," advised of infringing its trademark. Instead of a lawsuit, the CEOs staged an arm wrestling match. The loser paid to a charity of his choice and the winner claimed the …

The logo of the Royal New Zealand Air Force is the kiwi, a flightless bird.Source

The motto on the United Kingdom's coat of arms is in French.Source