Enligsh is the universal "language of the skies". All pilots must learn and speak English, regardless of their origin.Source
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Apple logo contains an apple with a single bite, because a small version of the logo would be indistinguishable from a cherry.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
During the Cold War, CIA agents used a method of communication based on how their shoelaces were tied.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
Sony is primarily an insurance company in Japan and electronics are not their main source of income.Source
In order for MIT students to graduate, they must pass a swim test as it's deemed "a self-survival skill."Source