Black Holes: The Edge of All We Know

What is a black hole? Are they real? What do they tell us about the universe? Join a team of physicists, including Stephen Hawking, on a quest to resolve a paradox and prove black holes do not annihilate the past. Follow as the Event Horizon Telescope, a world-spanning system, attempts the first picture of a black hole 55-million light years away. A journey to the boundaries of science itself.