Bach’s most influential pedagogical work turns 300 this year. But what’s so “well-tempered” about this clavier, and what’s a “clavier,” anyway?

Half of all American homes had a piano or player piano a century ago, but very few do now. Whatever happened to the parlor piano?

Modern pianos are the product of a 600-year evolution—from Hermann Poll's 1397 clavicembalum, to clavichords, harpsichords, and the modern grand piano.