During the Cold War, CIA agents used a method of communication based on how their shoelaces were tied.Source

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

Apple logo contains an apple with a single bite, because a small version of the logo would be indistinguishable from a cherry.Source

Sri Lanka has a Ministry and Minister of Coconut Development.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

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

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

The Titanic crew had no binoculars , which may have helped them see the iceberg. They were inside a locker and the key was lost.Source

King Louis XIX had the shortest reign of any king by abdicating after 20 minutes.Source