The number has not been consistent throughout its existence. Russians use an alphabet based on the Cyrillic script. The modern Russian alphabet has 33 letters: 21 consonants, ten vowels and two signs.

Excavations at Umm el-Marra, a Bronze Age city in northern Syria, have revealed finger-sized clay cylinders with inscriptions that experts now believe may represent the earliest known alphabetic ...

Most of the world’s 7,000 languages build words by matching sounds to letters. Yet Chinese takes a different route - one that ...