Creole languages develop when children of pidgin speakers create a fully structured native language from a simplified trade tongue.

The grammar of most languages encodes social hierarchy — languages like Korean have distinct speech levels for different relationships.

Esperanto, invented in 1887, is the world's most widely spoken constructed language with an estimated 2 million speakers.

The word 'silly' originally meant 'blessed' in Old English — its meaning shifted dramatically over the centuries.

There are about 7,000 languages spoken on Earth today, but roughly half are endangered.

The English language adds about 1,000 new words every year.

The fastest spoken language is Japanese — measured at 7.84 syllables per second on average.

The Sapir-Whorf hypothesis proposes that language structure influences thought — strong and weak versions are debated.

Creole languages develop when children of pidgin speakers create a fully structured native language from a simplified trade tongue.