These singing voices are extraordinary, but even though their contexts and styles may be other-worldly, they're actually very much of our world. These sonic explorers have pushed outwards from and within various traditions, into new musical territory that will surprise and thrill. David Garland presents recordings by Bishi Bhattacharya, Antony, Jenny Hval & Susanna, Samarth Nagarkar, Palimpsest, and CocoRosie. Antony and CocoRosie are participating in "Future Feminism," an series of events continuing through Sept. 27. Info below.