When you're on the phone and you're trying to say something like your postcode, for example, but the line is a little bit dodgy, sometimes you may reiterate the letter you're saying by repeating 'N ...

Sperm whale communication may have similarities to human language (Credit: Amanda Cotton/Project CETI) Researchers studying sperm whale communication say they've uncovered sophisticated structures ...

Scientists using artificial intelligence to decode the sounds made by sperm whales believe their calls are so complex they are similar to human language. New research by a group of experts studying a ...