The longest word in English without a repeated letter is 'uncopyrightable' — 15 letters

There are about 7,000 languages in the world — one goes extinct roughly every two weeks

Languages face extinction at a rate of approximately 14 per year

QWERTY keyboard layout was designed to prevent typewriter jamming, not for speed

QWERTY was created to reduce mechanical jamming, not for typing efficiency

There are more possible arrangements of a deck of cards than atoms on Earth — 52! ≈ 8 × 10^67

Card arrangements vastly exceed Earth's atoms: 52! ≈ 8 × 10^67

A googol is 10^100 — Google was named after it (misspelled)

Google's name, derived from a misspelling of "googol," represents 10^100

The word 'quarantine' comes from 'quaranta giorni' — 40 days ships waited in Venice during plague

'Quarantine' originates from 'quaranta giorni' of Venice's plague-era ship isolation

A prime number cannot be divided evenly by any number except 1 and itself — the largest known has 24 million digits

Prime numbers are indivisible by any number other than 1 and themselves, with the largest known having 24 million digits