Black holes are notorious for gobbling up, well, everything. They're icons of destruction, ruthless voids, ambivalent abysses from which nothing can return — at least, according to pop culture. But black holes have another side: Astrophysicists have seen powerful jets, sometimes millions of light-years long, shooting out of supermassive black holes – including the one at the center of our own galaxy. So today, we're getting to know the *other *side of black holes, and the powerful role they may play in creating and shaping the cosmos. Read more) about the Blandford-Znajek process.*Got other cosmic curiosities? Email us at [email protected]).*Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)