Yale astrophysicist on unlocking the mystery of black holes and dark matter In 2019, the first up-close image of a black hole was recorded. And yet, so much about them, their bizarre properties and the role they play in the universe remains a mystery. The distinguished Yale astrophysicist Priya Natarajan dives into black holes and dark matter in her lecture and book: Mapping The Heavens. Social Sharing CBC Radio · Posted: May 15, 2020 1:08 PM ET | Last Updated: November 6, 2020 The silhouette of the supermassive black hole that resides in the centre of the galaxy M87, outlined by emission from hot gas swirling around it under the influence of strong gravity. This image was produced by the Event Horizon Telescope Collaboration on April 10, 2019. (National Science Foundation via Getty Images)