“Clock starts now,” SZA wrote the caption of her latest Instagram video, a teaser for new music — potentially the long awaited deluxe of her smash sophomore album, SOS, a separate project named Lana, ...

At 23 songs and more than an hour in length, SZA’s newly released “SOS” isn’t simply a statement piece: It’s practically a new bible of abstract contemporary soul. From its passionate depths, and its ...