M87 Black Hole: How the Event Horizon Telescope Captured the First Image

A century after Einstein, we aimed radio eyes at M87 and saw the unseeable. This is the inside story of how the first black hole image was made. From Schwarzschild’s singularity to S2’s redshifted sprint past the Milky Way’s center, Galaxy traces the breakthroughs that set the stage for April 2017.…