The word 'nerd' was first coined by Dr. Seuss in 'If I Ran the Zoo' in 1950.

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

The Portuguese man o' war's tentacles can extend up to 50 meters and remain dangerous even when detached.

The Hawaiian language has only 13 letters — 5 vowels and 8 consonants.

The Pirahã language of the Amazon has no words for numbers beyond 'one,' 'two,' and 'many.'

The Rosetta Stone was the key to deciphering Egyptian hieroglyphics because it contained the same decree in three scripts.

Orca (killer whale) pods have distinct dialects — different groups use different calls that don't overlap.

The sentence 'The quick brown fox jumps over the lazy dog' contains every letter of the English alphabet.

The word 'nerd' was first used in a Dr. Seuss book in 1950.