Black holes are the most enigmatic and exotic objects in the universe. Watch the prologue of "Black Hole Apocalypse," a two-hour NOVA special premiering January 10 at 9/8c on PBS, hosted by astrophysicist and author Janna Levin: http://to.pbs.org/2pWRPL6 | NOVA l PBS

242K views · 4.1K reactions | This is the story of how the first black hole was accidentally found: | NOVA l PBS | Facebook

127K views · 978 reactions | 360° Dive into a BLACK HOLE! Experience, in 360°, what you would actually see if you slowly approached a black hole’s event horizon. —via What The Physics?! | NOVA l PBS | Facebook