Morse code is still in use in aviation and amateur radio today.

Tonal languages like Mandarin use pitch to distinguish meaning — Cantonese has 6–9 tones.

Txting and internet slang follow consistent grammatical patterns — linguists study them as natural language change.

Many Native American languages contain single words that would require whole sentences to express in English.

The world's shortest alphabet, Rotokas, has only 12 letters.

Tone languages require the brain to process pitch as both music and language simultaneously.

British English and American English diverged significantly after 1776 — American English preserved older British forms.

People tend to mirror the body language of those they like.

Mozart could write music before he could write words — he composed his first piece at age 5.