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E very time an aircraft checks in with air traffic control, pilots identify themselves using a unique call sign, something like “Delta November Three Seven Two,” not “DN372.

This is what it sounds like when sperm whales communicate. Those bursts of clicking noises are called codas. It's sounds a bit like Morse code. New research has found their system of communication is ...

Every writing system represents speech a little differently, and no system is completely faithful to how words are actually pronounced. For over a century, the International Phonetic Alphabet has ...

To learn how the International Phonetic Alphabet is used to communicate the sounds of words in different languages. The parchments discovered in the Judean Desert's Cave of Letters were written in two ...

Backers of a universal alphabet say it will make pronunciation easy and foster international understanding. But can phonetic spelling systems really smooth the path to world peace? You are in Vietnam ...

Backers of a universal alphabet say it will make pronunciation easy and foster international understanding. But can phonetic spelling systems really smooth the path to world peace? You are in Vietnam ...