In “Proto,” Laura Spinney details the centurieslong effort to reconstruct Proto-Indo-European (PIE), what linguists believe to be the mother tongue of a diverse constellation of languages from ...

“They’ve been able to reconstruct — depending on the language — 1,000 to 1,500 words in Proto-Indo-European. “If the Proto-Indo-Europeans had words for axles and wagons, it tells us ...

evolved from a common tongue called the Proto-Indo-European, whose origin has been a mystery. In the new study, researchers at Vienna University analysed DNA samples of 435 people from ...

Originating from the Proto-Indo-European (PIE) language, historians and linguists since the 19th century have been investigating its origins and spread as there is still a knowledge gap.