After three albums of exposing vulnerability over soft piano chords, Coldplay opts for clutter and disguise, opening and closing on shimmering notes that give "Viva la Vida" a sense of book-like ...

You know you’re in for a different kind of Coldplay experience when Chris Martin ditches his anguished falsetto for a deep, doomy basso profundo, as he does on “Violet Hill.” Has the sentimental ...