What came first, the galaxy or the black hole? JWST tackles astrophysics’s “chicken or egg” question

From Dr. Becky

AD - To try everything Brilliant has to offer for free for a full 30 days, visit https://brilliant.org/DrBecky and you'll also get 20% off an annual premium subscription. | Just like in biology, astrophysics has its own “what came first, the chicken or the egg?” question. In this case it’s “what came first, the galaxy or the supermassive black hole?” Because as we look at the Universe around us today we find that at the centre of every galaxy is a supermassive black hole, and what’s more is t...