Astronomers on a quest to see a black hole for the first time could end up disproving Einstein's most powerful theory

Priyamvada Natarajan is an astrophysicist at Yale University who specialises in studying the invisible universe: black holes and dark matter. You can read more about her work and how astronomers study what they cannot see in “Mapping the Heavens: The Radical Scientific Ideas That Reveal the Cosmos.”

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